diff options
Diffstat (limited to 'src/net/java/games/gluegen/JavaConfiguration.java')
| -rw-r--r-- | src/net/java/games/gluegen/JavaConfiguration.java | 1184 |
1 files changed, 0 insertions, 1184 deletions
diff --git a/src/net/java/games/gluegen/JavaConfiguration.java b/src/net/java/games/gluegen/JavaConfiguration.java deleted file mode 100644 index 8722725df..000000000 --- a/src/net/java/games/gluegen/JavaConfiguration.java +++ /dev/null @@ -1,1184 +0,0 @@ -/* - * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * Neither the name of Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any kind. ALL - * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, - * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR - * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR - * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE - * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, - * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF - * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed or intended for use - * in the design, construction, operation or maintenance of any nuclear - * facility. - * - * Sun gratefully acknowledges that this software was originally authored - * and developed by Kenneth Bradley Russell and Christopher John Kline. - */ - -package net.java.games.gluegen; - -import java.io.*; -import java.util.*; -import java.util.regex.*; - -import net.java.games.gluegen.cgram.types.*; - -/** Parses and provides access to the contents of .cfg files for the - JavaEmitter. */ - -public class JavaConfiguration { - private int nestedReads; - private String packageName; - private String implPackageName; - private String className; - private String implClassName; - /** - * Root directory for the hierarchy of generated java classes. Default is - * working directory. - */ - private String javaOutputDir = "."; - /** - * Directory into which generated native JNI code will be written. Default - * is current working directory. - */ - private String nativeOutputDir = "."; - /** - * If true, then each native *.c and *.h file will be generated in the - * directory nativeOutputDir/packageAsPath(packageName). Default is false. - */ - private boolean nativeOutputUsesJavaHierarchy; - /** - * Style of code emission. Can emit everything into one class - * (AllStatic), separate interface and implementing classes - * (InterfaceAndImpl), only the interface (InterfaceOnly), or only - * the implementation (ImplOnly). - */ - private int emissionStyle = JavaEmitter.ALL_STATIC; - /** - * List of imports to emit at the head of the output files. - */ - private List/*<String>*/ imports = new ArrayList(); - /** - * The kind of exception raised by the generated code if run-time - * checks fail. Defaults to RuntimeException. - */ - private String runtimeExceptionType = "RuntimeException"; - private Map/*<String,TypeInfo>*/ typeInfoMap = new HashMap(); - private Set/*<String>*/ returnsString = new HashSet(); - private Map/*<String, String>*/ returnedArrayLengths = new HashMap(); - /** - * Key is function that has some byte[] arguments that should be - * converted to String args; value is List of Integer argument indices - */ - private Map/*<String,List<Integer>>*/ argumentsAreString = new HashMap(); - private Set/*<Pattern>*/ ignores = new HashSet(); - private Set/*<Pattern>*/ ignoreNots = new HashSet(); - private Set/*<Pattern>*/ unimplemented = new HashSet(); - private Set/*<String>*/ nioOnly = new HashSet(); - /** See {@link #nioMode} */ - public static final int NIO_MODE_VOID_ONLY = 1; - /** See {@link #nioMode} */ - public static final int NIO_MODE_ALL_POINTERS = 2; - private int nioMode = NIO_MODE_VOID_ONLY; - private Set/*<String>*/ noNio = new HashSet(); - private Set/*<String>*/ forcedNio = new HashSet(); - private boolean flattenNIOVariants = true; - private Set/*<String>*/ manuallyImplement = new HashSet(); - private Map/*<String,List<String>>*/ customJavaCode = new HashMap(); - private Map/*<String,List<String>>*/ classJavadoc = new HashMap(); - private Map/*<String,String>*/ structPackages = new HashMap(); - private List/*<String>*/ customCCode = new ArrayList(); - private List/*<String>*/ forcedStructs = new ArrayList(); - private Map/*<String,List<Integer>>*/ mirroredArgs = new HashMap(); - private Map/*<String, String>*/ returnValueCapacities = new HashMap(); - private Map/*<String, String>*/ returnValueLengths = new HashMap(); - private Map/*<String, List<String>>*/ temporaryCVariableDeclarations = new HashMap(); - private Map/*<String, List<String>>*/ temporaryCVariableAssignments = new HashMap(); - private Map/*<String,List<String>>*/ extendedInterfaces = new HashMap(); - private Map/*<String,List<String>>*/ implementedInterfaces = new HashMap(); - private Map/*<String,String>*/ javaTypeRenames = new HashMap(); - - /** Reads the configuration file. - @param filename path to file that should be read - */ - public final void read(String filename) throws IOException { - read(filename, null); - } - - /** Reads the specified file, treating each line as if it started with the - specified string. - @param filename path to file that should be read - @param linePrefix if not null, treat each line read as if it were - prefixed with the specified string. - */ - protected final void read(String filename, String linePrefix) throws IOException { - File file = new File(filename); - BufferedReader reader = null; - try { - reader = new BufferedReader(new FileReader(file)); - } - catch (FileNotFoundException fnfe) { - throw new RuntimeException("Could not read file \"" + file + "\"", fnfe); - } - int lineNo = 0; - String line = null; - boolean hasPrefix = linePrefix != null && linePrefix.length() > 0; - try { - ++nestedReads; - while ((line = reader.readLine()) != null) { - ++lineNo; - if (hasPrefix) - { - line = linePrefix + " " + line; - } - - if (line.trim().startsWith("#")) - { - // comment line - continue; - } - - StringTokenizer tok = new StringTokenizer(line); - if (tok.hasMoreTokens()) - { - // always reset delimiters in case of CustomJavaCode, etc. - String cmd = tok.nextToken(" \t\n\r\f"); - - dispatch(cmd, tok, file, filename, lineNo); - } - } - reader.close(); - } finally { - --nestedReads; - } - - if (nestedReads == 0) { - if (allStatic() && implClassName != null) { - throw new IllegalStateException( - "Error in configuration file \"" + filename + "\": Cannot use " + - "directive \"ImplJavaClass\" in conjunction with " + - "\"Style AllStatic\""); - } - - if (className == null) { - throw new RuntimeException("Output class name was not specified in configuration file"); - } - if (packageName == null) { - throw new RuntimeException("Output package name was not specified in configuration file"); - } - - if (allStatic()) { - implClassName = className; - // If we're using the "Style AllStatic" directive, then the - // implPackageName is the same as the regular package name - implPackageName = packageName; - } else { - if (implClassName == null) { - // implClassName defaults to "<className>Impl" if ImplJavaClass - // directive is not used - implClassName = className + "Impl"; - } - if (implPackageName == null) { - // implPackageName defaults to "<packageName>.impl" if ImplPackage - // directive is not used - implPackageName = packageName + ".impl"; - } - } - } - } - - /** Returns the package name parsed from the configuration file. */ - public String packageName() { return packageName; } - /** Returns the implementation package name parsed from the configuration file. */ - public String implPackageName() { return implPackageName; } - /** Returns the class name parsed from the configuration file. */ - public String className() { return className; } - /** Returns the implementation class name parsed from the configuration file. */ - public String implClassName() { return implClassName; } - /** Returns the Java code output directory parsed from the configuration file. */ - public String javaOutputDir() { return javaOutputDir; } - /** Returns the native code output directory parsed from the configuration file. */ - public String nativeOutputDir() { return nativeOutputDir; } - /** Returns whether the native code directory structure mirrors the Java hierarchy. */ - public boolean nativeOutputUsesJavaHierarchy() { return nativeOutputUsesJavaHierarchy; } - /** Returns the code emission style (constants in JavaEmitter) parsed from the configuration file. */ - public int emissionStyle() { return emissionStyle; } - /** Returns the kind of exception to raise if run-time checks fail in the generated code. */ - public String runtimeExceptionType() { return runtimeExceptionType; } - /** Returns the list of imports that should be emitted at the top of each .java file. */ - public List/*<String>*/ imports() { return imports; } - - /** If this type should be considered opaque, returns the TypeInfo - describing the replacement type. Returns null if this type - should not be considered opaque. */ - public TypeInfo typeInfo(Type type, TypeDictionary typedefDictionary) { - // Because typedefs of pointer types can show up at any point, - // walk the pointer chain looking for a typedef name that is in - // the TypeInfo map. - int pointerDepth = type.pointerDepth(); - for (int i = 0; i <= pointerDepth; i++) { - String name = type.getName(); - if (name != null) { - TypeInfo info = (TypeInfo) typeInfoMap.get(name); - while (info != null) { - if (info.name().equals(name) && info.pointerDepth() == i) { - return info; - } - info = info.next(); - } - } - - if (type.isCompound()) { - // Try struct name as well - name = type.asCompound().getStructName(); - if (name != null) { - TypeInfo info = (TypeInfo) typeInfoMap.get(name); - while (info != null) { - if (info.name().equals(name) && info.pointerDepth() == i) { - return info; - } - info = info.next(); - } - } - } - - // Try all typedef names that map to this type - Set entrySet = typedefDictionary.entrySet(); - for (Iterator iter = entrySet.iterator(); iter.hasNext(); ) { - Map.Entry entry = (Map.Entry) iter.next(); - // "eq" equality is OK to use here since all types have been canonicalized - if (entry.getValue() == type) { - name = (String) entry.getKey(); - TypeInfo info = (TypeInfo) typeInfoMap.get(name); - while (info != null) { - if (info.name().equals(name) && info.pointerDepth() == i) { - return info; - } - info = info.next(); - } - } - } - - if (type.isPointer()) { - type = type.asPointer().getTargetType(); - } - } - - return null; - } - - /** Indicates whether the given function (which returns a - <code>char*</code> in C) should be translated as returning a - <code>java.lang.String</code>. */ - public boolean returnsString(String functionName) { - return returnsString.contains(functionName); - } - - /** Provides a Java MessageFormat expression indicating the number - of elements in the returned array from the specified function - name. Indicates that the given return value, which must be a - pointer to a CompoundType, is actually an array of the - CompoundType rather than a pointer to a single object. */ - public String returnedArrayLength(String functionName) { - return (String) returnedArrayLengths.get(functionName); - } - - /** Returns a list of <code>Integer</code>s which are the indices of <code>const char*</code> - arguments that should be converted to <code>String</code>s. Returns null if there are no - such hints for the given function name. */ - - public List/*<Integer>*/ stringArguments(String functionName) { - return (List) argumentsAreString.get(functionName); - } - - /** Returns true if the given function should only create a java.nio - variant, and no array variants, for <code>void*</code> and other - C primitive pointers. */ - public boolean nioOnly(String functionName) { - return nioOnly.contains(functionName); - } - - /** Returns true if the user requested that the given function - should only create array variants, and no java.nio variant, for - <code>void*</code> and other C primitive pointers, overriding - the NIO mode default. */ - public boolean noNio(String functionName) { - return noNio.contains(functionName); - } - - /** Returns true if the user requested that the given function - should create a java.nio variant for the given function's - <code>void*</code> and other C primitive pointers, overriding - the NIO mode default. */ - public boolean forcedNio(String functionName) { - return forcedNio.contains(functionName); - } - - /** Returns the default NIO generation mode for C primitive pointer - arguments. NIO_MODE_VOID_ONLY is the default and specifies - that only void* arguments will have java.nio variants generated - for them. NIO_MODE_ALL_POINTERS specifies that all C - primitive arguments will have java.nio variants generated. */ - public int nioMode() { - return nioMode; - } - - /** Returns true if, for the plethora of java.nio variants generated - for primitive C pointer types, the emitter should flatten the - output down to two variants: one taking only Java primitive - arrays as arguments, and one taking only java.nio.Buffers as - arguments. */ - public boolean flattenNIOVariants() { - return flattenNIOVariants; - } - - /** Returns true if the glue code for the given function will be - manually implemented by the end user. */ - public boolean manuallyImplement(String functionName) { - return manuallyImplement.contains(functionName); - } - - /** Returns a list of Strings containing user-implemented code for - the given Java type name (not fully-qualified, only the class - name); returns either null or an empty list if there is no - custom code for the class. */ - public List customJavaCodeForClass(String className) { - List res = (List) customJavaCode.get(className); - if (res == null) { - res = new ArrayList(); - customJavaCode.put(className, res); - } - return res; - } - - /** Returns a list of Strings containing Javadoc documentation for - the given Java type name (not fully-qualified, only the class - name); returns either null or an empty list if there is no - Javadoc documentation for the class. */ - public List javadocForClass(String className) { - List res = (List) classJavadoc.get(className); - if (res == null) { - res = new ArrayList(); - classJavadoc.put(className, res); - } - return res; - } - - /** Returns the package into which to place the glue code for - accessing the specified struct. Defaults to emitting into the - regular package (i.e., the result of {@link #packageName}). */ - public String packageForStruct(String structName) { - String res = (String) structPackages.get(structName); - if (res == null) { - res = packageName; - } - return res; - } - - /** Returns, as a List of Strings, the custom C code to be emitted - along with the glue code for the main class. */ - public List/*<String>*/ customCCode() { - return customCCode; - } - - /** Returns, as a List of Strings, the structs for which glue code - emission should be forced. */ - public List/*<String>*/ forcedStructs() { - return forcedStructs; - } - - /** Returns a List of Integers indicating the indices of arguments - in this function that should be expanded to the same type when - binding functions with multiple void* arguments. Returns null if - no such indices were specified. */ - public List/*<Integer>*/ mirroredArgs(String functionName) { - return (List) mirroredArgs.get(functionName); - } - - /** Returns a MessageFormat string of the C expression calculating - the capacity of the java.nio.ByteBuffer being returned from a - native method, or null if no expression has been specified. */ - public String returnValueCapacity(String functionName) { - return (String) returnValueCapacities.get(functionName); - } - - /** Returns a MessageFormat string of the C expression calculating - the length of the array being returned from a native method, or - null if no expression has been specified. */ - public String returnValueLength(String functionName) { - return (String) returnValueLengths.get(functionName); - } - - /** Returns a List of Strings of expressions declaring temporary C - variables in the glue code for the specified function. */ - public List/*<String>*/ temporaryCVariableDeclarations(String functionName) { - return (List) temporaryCVariableDeclarations.get(functionName); - } - - /** Returns a List of Strings of expressions containing assignments - to temporary C variables in the glue code for the specified - function. */ - public List/*<String>*/ temporaryCVariableAssignments(String functionName) { - return (List) temporaryCVariableAssignments.get(functionName); - } - - /** Returns a List of Strings indicating the interfaces the passed - interface should declare it extends. May return null or a list - of zero length if there are none. */ - public List/*<String>*/ extendedInterfaces(String interfaceName) { - List res = (List) extendedInterfaces.get(interfaceName); - if (res == null) { - res = new ArrayList(); - extendedInterfaces.put(interfaceName, res); - } - return res; - } - - /** Returns a List of Strings indicating the interfaces the passed - class should declare it implements. May return null or a list - of zero length if there are none. */ - public List/*<String>*/ implementedInterfaces(String className) { - List res = (List) implementedInterfaces.get(className); - if (res == null) { - res = new ArrayList(); - implementedInterfaces.put(className, res); - } - return res; - } - - /** Returns true if this #define, function, struct, or field within - a struct should be ignored during glue code generation. */ - public boolean shouldIgnore(String symbol) { - - //System.err.println("CHECKING IGNORE: " + symbol); - - // Simple case; the entire symbol is in the ignore table. - if (ignores.contains(symbol)) { - return true; - } - - // Ok, the slow case. We need to check the entire table, in case the table - // contains an regular expression that matches the symbol. - for (Iterator iter = ignores.iterator(); iter.hasNext(); ) { - Pattern regexp = (Pattern)iter.next(); - Matcher matcher = regexp.matcher(symbol); - if (matcher.matches()) { - return true; - } - } - - // Check negated ignore table if not empty - if (ignoreNots.size() > 0) { - // Ok, the slow case. We need to check the entire table, in case the table - // contains an regular expression that matches the symbol. - for (Iterator iter = ignoreNots.iterator(); iter.hasNext(); ) { - Pattern regexp = (Pattern)iter.next(); - Matcher matcher = regexp.matcher(symbol); - if (!matcher.matches()) { - return true; - } - } - } - - return false; - } - - /** Returns true if this function should be given a body which - throws a run-time exception with an "unimplemented" message - during glue code generation. */ - public boolean isUnimplemented(String symbol) { - - // Simple case; the entire symbol is in the ignore table. - if (unimplemented.contains(symbol)) { - return true; - } - - // Ok, the slow case. We need to check the entire table, in case the table - // contains an regular expression that matches the symbol. - for (Iterator iter = unimplemented.iterator(); iter.hasNext(); ) { - Pattern regexp = (Pattern)iter.next(); - Matcher matcher = regexp.matcher(symbol); - if (matcher.matches()) { - return true; - } - } - - return false; - } - - /** Returns a replacement name for this type, which should be the - name of a Java wrapper class for a C struct, or the name - unchanged if no RenameJavaType directive was specified for this - type. */ - public String renameJavaType(String javaTypeName) { - String rename = (String) javaTypeRenames.get(javaTypeName); - if (rename != null) { - return rename; - } - return javaTypeName; - } - - /** Returns true if the emission style is AllStatic. */ - public boolean allStatic() { - return (emissionStyle == JavaEmitter.ALL_STATIC); - } - - /** Returns true if an interface should be emitted during glue code generation. */ - public boolean emitInterface() { - return (emissionStyle() == JavaEmitter.INTERFACE_AND_IMPL || - emissionStyle() == JavaEmitter.INTERFACE_ONLY); - } - - /** Returns true if an implementing class should be emitted during glue code generation. */ - public boolean emitImpl() { - return (emissionStyle() == JavaEmitter.ALL_STATIC || - emissionStyle() == JavaEmitter.INTERFACE_AND_IMPL || - emissionStyle() == JavaEmitter.IMPL_ONLY); - } - - //---------------------------------------------------------------------- - // Internals only below this point - // - - protected void dispatch(String cmd, StringTokenizer tok, File file, String filename, int lineNo) throws IOException { - //System.err.println("read cmd = [" + cmd + "]"); - if (cmd.equalsIgnoreCase("Package")) { - packageName = readString("package", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("ImplPackage")) { - implPackageName = readString("ImplPackage", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("JavaClass")) { - className = readString("JavaClass", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("ImplJavaClass")) { - implClassName = readString("ImplJavaClass", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("JavaOutputDir")) { - javaOutputDir = readString("JavaOutputDir", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("NativeOutputDir")) { - nativeOutputDir = readString("NativeOutputDir", tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("HierarchicalNativeOutput")) { - String tmp = readString("HierarchicalNativeOutput", tok, filename, lineNo); - nativeOutputUsesJavaHierarchy = Boolean.valueOf(tmp).booleanValue(); - } else if (cmd.equalsIgnoreCase("Style")) { - String style = readString("Style", tok, filename, lineNo); - if (style.equalsIgnoreCase("AllStatic")) { - emissionStyle = JavaEmitter.ALL_STATIC; - } else if (style.equalsIgnoreCase("InterfaceAndImpl")) { - emissionStyle = JavaEmitter.INTERFACE_AND_IMPL; - } else if (style.equalsIgnoreCase("InterfaceOnly")) { - emissionStyle = JavaEmitter.INTERFACE_ONLY; - } else if (style.equalsIgnoreCase("ImplOnly")) { - emissionStyle = JavaEmitter.IMPL_ONLY; - } else { - System.err.println("WARNING: Error parsing \"style\" command at line " + lineNo + - " in file \"" + filename + "\""); - } - } else if (cmd.equalsIgnoreCase("Import")) { - imports.add(readString("Import", tok, filename, lineNo)); - } else if (cmd.equalsIgnoreCase("Opaque")) { - readOpaque(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("ReturnsString")) { - readReturnsString(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("ReturnedArrayLength")) { - readReturnedArrayLength(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because ReturnedArrayLength changes them. - } else if (cmd.equalsIgnoreCase("ArgumentIsString")) { - readArgumentIsString(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("Ignore")) { - readIgnore(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("IgnoreNot")) { - readIgnoreNot(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("Unimplemented")) { - readUnimplemented(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("IgnoreField")) { - readIgnoreField(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("ManuallyImplement")) { - readManuallyImplement(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("CustomJavaCode")) { - readCustomJavaCode(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because readCustomJavaCode changes them. - } else if (cmd.equalsIgnoreCase("CustomCCode")) { - readCustomCCode(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because readCustomCCode changes them. - } else if (cmd.equalsIgnoreCase("ClassJavadoc")) { - readClassJavadoc(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because readClassJavadoc changes them. - } else if (cmd.equalsIgnoreCase("NioOnly")) { - nioOnly.add(readString("NioOnly", tok, filename, lineNo)); - } else if (cmd.equalsIgnoreCase("NoNio")) { - noNio.add(readString("NoNio", tok, filename, lineNo)); - } else if (cmd.equalsIgnoreCase("ForcedNio")) { - forcedNio.add(readString("ForcedNio", tok, filename, lineNo)); - } else if (cmd.equalsIgnoreCase("NioMode")) { - readNioMode(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("FlattenNIOVariants")) { - flattenNIOVariants = readBoolean("FlattenNIOVariants", tok, filename, lineNo).booleanValue(); - } else if (cmd.equalsIgnoreCase("EmitStruct")) { - forcedStructs.add(readString("EmitStruct", tok, filename, lineNo)); - } else if (cmd.equalsIgnoreCase("MirrorExpandedBindingArgs")) { - readMirrorExpandedBindingArgs(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("StructPackage")) { - readStructPackage(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("TemporaryCVariableDeclaration")) { - readTemporaryCVariableDeclaration(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because TemporaryCVariableDeclaration changes them. - } else if (cmd.equalsIgnoreCase("TemporaryCVariableAssignment")) { - readTemporaryCVariableAssignment(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because TemporaryCVariableAssignment changes them. - } else if (cmd.equalsIgnoreCase("ReturnValueCapacity")) { - readReturnValueCapacity(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because ReturnValueCapacity changes them. - } else if (cmd.equalsIgnoreCase("ReturnValueLength")) { - readReturnValueLength(tok, filename, lineNo); - // Warning: make sure delimiters are reset at the top of this loop - // because ReturnValueLength changes them. - } else if (cmd.equalsIgnoreCase("Include")) { - doInclude(tok, file, filename, lineNo); - } else if (cmd.equalsIgnoreCase("IncludeAs")) { - doIncludeAs(tok, file, filename, lineNo); - } else if (cmd.equalsIgnoreCase("Extends")) { - readExtend(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("Implements")) { - readImplements(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("RenameJavaType")) { - readRenameJavaType(tok, filename, lineNo); - } else if (cmd.equalsIgnoreCase("RuntimeExceptionType")) { - runtimeExceptionType = readString("RuntimeExceptionType", tok, filename, lineNo); - } else { - throw new RuntimeException("Unknown command \"" + cmd + - "\" in command file " + filename + - " at line number " + lineNo); - } - } - - protected String readString(String cmd, StringTokenizer tok, String filename, int lineNo) { - try { - return tok.nextToken(); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"" + cmd + "\" command at line " + lineNo + - " in file \"" + filename + "\": missing expected parameter", e); - } - } - - protected Boolean readBoolean(String cmd, StringTokenizer tok, String filename, int lineNo) { - try { - return Boolean.valueOf(tok.nextToken()); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"" + cmd + "\" command at line " + lineNo + - " in file \"" + filename + "\": missing expected boolean value", e); - } - } - - protected Class stringToPrimitiveType(String type) throws ClassNotFoundException { - if (type.equals("boolean")) return Boolean.TYPE; - if (type.equals("byte")) return Integer.TYPE; - if (type.equals("char")) return Character.TYPE; - if (type.equals("short")) return Short.TYPE; - if (type.equals("int")) return Integer.TYPE; - if (type.equals("long")) return Long.TYPE; - if (type.equals("float")) return Float.TYPE; - if (type.equals("double")) return Double.TYPE; - throw new RuntimeException("Only primitive types are supported here"); - } - - protected void readOpaque(StringTokenizer tok, String filename, int lineNo) { - try { - JavaType javaType = JavaType.createForClass(stringToPrimitiveType(tok.nextToken())); - String cType = null; - while (tok.hasMoreTokens()) { - if (cType == null) { - cType = tok.nextToken(); - } else { - cType = cType + " " + tok.nextToken(); - } - } - if (cType == null) { - throw new RuntimeException("No C type for \"Opaque\" command at line " + lineNo + - " in file \"" + filename + "\""); - } - TypeInfo info = parseTypeInfo(cType, javaType); - addTypeInfo(info); - } catch (Exception e) { - throw new RuntimeException("Error parsing \"Opaque\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readReturnsString(StringTokenizer tok, String filename, int lineNo) { - try { - String name = tok.nextToken(); - returnsString.add(name); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ReturnsString\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readReturnedArrayLength(StringTokenizer tok, String filename, int lineNo) { - try { - String functionName = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - restOfLine = restOfLine.trim(); - returnedArrayLengths.put(functionName, restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ReturnedArrayLength\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readIgnore(StringTokenizer tok, String filename, int lineNo) { - try { - String regex = tok.nextToken(); - ignores.add(Pattern.compile(regex)); - //System.err.println("IGNORING " + regex + " / " + ignores.get(regex)); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"Ignore\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readIgnoreNot(StringTokenizer tok, String filename, int lineNo) { - try { - String regex = tok.nextToken(); - ignoreNots.add(Pattern.compile(regex)); - //System.err.println("IGNORING NEGATION OF " + regex + " / " + ignores.get(regex)); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"IgnoreNot\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readUnimplemented(StringTokenizer tok, String filename, int lineNo) { - try { - String regex = tok.nextToken(); - unimplemented.add(Pattern.compile(regex)); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"Unimplemented\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readIgnoreField(StringTokenizer tok, String filename, int lineNo) { - try { - String containingStruct = tok.nextToken(); - String name = tok.nextToken(); - ignores.add(Pattern.compile(containingStruct + " " + name)); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"IgnoreField\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readManuallyImplement(StringTokenizer tok, String filename, int lineNo) { - try { - String name = tok.nextToken(); - manuallyImplement.add(name); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ManuallyImplement\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readCustomJavaCode(StringTokenizer tok, String filename, int lineNo) { - try { - String className = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - addCustomJavaCode(className, restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"CustomJavaCode\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void addCustomJavaCode(String className, String code) { - List codeList = customJavaCodeForClass(className); - codeList.add(code); - } - - protected void readCustomCCode(StringTokenizer tok, String filename, int lineNo) { - try { - String restOfLine = tok.nextToken("\n\r\f"); - customCCode.add(restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"CustomCCode\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readClassJavadoc(StringTokenizer tok, String filename, int lineNo) { - try { - String className = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - addClassJavadoc(className, restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ClassJavadoc\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void addClassJavadoc(String className, String code) { - List codeList = javadocForClass(className); - codeList.add(code); - } - - /** - * Sets the default NIO generation mode for C primitive - * pointers. Options are VOID_ONLY or ALL_POINTERS. When the mode is - * set to VOID_ONLY, java.nio variants of methods are only generated - * for C primitive pointers of type <code>void*</code>. All other - * pointers are translated by default into Java primitive arrays. - * When the mode is set to ALL_POINTERS, C primitive pointers of - * other types (i.e., <code>int*</code>) will have java.nio variants - * generated for them (i.e., <code>IntBuffer</code> as opposed to - * merely <code>int[]</code>). This default mode can be overridden - * with the NioOnly and NoNio directives. The default for this mode - * is currently VOID_ONLY. - */ - protected void readNioMode(StringTokenizer tok, String filename, int lineNo) { - try { - String mode = tok.nextToken(); - if (mode.equalsIgnoreCase("VOID_ONLY")) { - nioMode = NIO_MODE_VOID_ONLY; - } else if (mode.equalsIgnoreCase("ALL_POINTERS")) { - nioMode = NIO_MODE_ALL_POINTERS; - } else { - throw new RuntimeException("Error parsing \"NioMode\" command at line " + lineNo + - " in file \"" + filename + "\"; expected VOID_ONLY or ALL_POINTERS"); - } - } catch (NoSuchElementException e) { - throw new RuntimeException( - "Error parsing \"NioMode\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - /** - * When void* arguments in the C function prototypes are encountered, the - * emitter will try to expand the binding and create Java entry points for - * all possible array types. If there are 2 or more void* arguments in the C - * prototype, this directive lets you specify which of those arguments - * should always be expanded to the same type. <p> - * - * For example, given the C prototype: - * <pre> - * void FuncName(void *foo, void *bar); - * </pre> - * - * The emitter will normally emit multiple Java entry points: - * <pre> - * public abstract void FuncName(boolean[] foo, java.nio.Buffer bar); - * public abstract void FuncName(boolean[] foo, boolean[] bar); - * public abstract void FuncName(boolean[] foo, byte[] bar); - * public abstract void FuncName(boolean[] foo, char[] bar); - * public abstract void FuncName(boolean[] foo, short[] bar); - * public abstract void FuncName(boolean[] foo, int[] bar); - * public abstract void FuncName(boolean[] foo, long[] bar); - * public abstract void FuncName(boolean[] foo, float[] bar); - * public abstract void FuncName(boolean[] foo, double[] bar); - * - * public abstract void FuncName(byte[] foo, java.nio.Buffer bar); - * public abstract void FuncName(byte[] foo, boolean[] bar); - * public abstract void FuncName(byte[] foo, byte[] bar); - * <...etc for all variants on the second parameter...> - * - * public abstract void FuncName(char[] foo, java.nio.Buffer bar); - * public abstract void FuncName(char[] foo, boolean[] bar); - * public abstract void FuncName(char[] foo, byte[] bar); - * <...etc for all variants on the second parameter...> - * <...and so on for all remaining variants on the first parameter...> - * </pre> - * - * This directive lets you specify that arguments at a particular index - * should always be expanded to the same type. For example, the directive: - * <pre> - * MirrorExpandedBindingArgs FuncName 0 1 - * </pre> - * will force the first and second arguments in function FuncName to be - * expanded identically. This would result in the emission of the following - * entry points only: - * <pre> - * public abstract void FuncName(java.nio.Buffer[] foo, java.nio.Buffer bar); - * public abstract void FuncName(boolean[] foo, boolean[] bar); - * public abstract void FuncName(byte[] foo, byte[] bar); - * public abstract void FuncName(char[] foo, char[] bar); - * public abstract void FuncName(short[] foo, short[] bar); - * public abstract void FuncName(int[] foo, int[] bar); - * public abstract void FuncName(long[] foo, long[] bar); - * public abstract void FuncName(float[] foo, float[] bar); - * public abstract void FuncName(double[] foo, double[] bar); - * </pre> - */ - protected void readMirrorExpandedBindingArgs(StringTokenizer tok, String filename, int lineNo) { - try { - String methodName = tok.nextToken(); - ArrayList argIndices = new ArrayList(2); - while (tok.hasMoreTokens()) - { - Integer idx = Integer.valueOf(tok.nextToken()); - argIndices.add(idx); - } - - if(argIndices.size() > 1) - { - mirroredArgs.put(methodName, argIndices); - } - else - { - throw new RuntimeException("ERROR: Error parsing \"MirrorExpandedBindingArgs\" command at line " + lineNo + - " in file \"" + filename + "\": directive requires at least 2 argument indices"); - } - } catch (NoSuchElementException e) { - throw new RuntimeException( - "Error parsing \"MirrorExpandedBindingArgs\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - /** - * When const char* arguments in the C function prototypes are encountered, - * the emitter will normally convert them to <code>byte[]</code> - * arguments. This directive lets you specify which of those arguments - * should be converted to <code>String</code> arguments instead of <code> - * byte[] </code>. <p> - * - * For example, given the C prototype: - * <pre> - * void FuncName(const char* ugh, int bar, const char *foo, const char* goop); - * </pre> - * - * The emitter will normally emit: - * <pre> - * public abstract void FuncName(byte[] ugh, int bar, byte[] foo, byte[] goop); - * </pre> - * - * However, if you supplied the following directive: - * - * <pre> - * ArgumentIsString FuncName 0 2 - * </pre> - * - * The emitter will instead emit: - * <pre> - * public abstract void FuncName(String ugh, int bar, String foo, byte[] goop); - * </pre> - * - */ - protected void readArgumentIsString(StringTokenizer tok, String filename, int lineNo) { - try { - String methodName = tok.nextToken(); - ArrayList argIndices = new ArrayList(2); - while (tok.hasMoreTokens()) { - Integer idx = Integer.valueOf(tok.nextToken()); - argIndices.add(idx); - } - - if(argIndices.size() > 0) { - argumentsAreString.put(methodName, argIndices); - } - else { - throw new RuntimeException("ERROR: Error parsing \"ArgumentIsString\" command at line " + lineNo + - " in file \"" + filename + "\": directive requires specification of at least 1 index"); - } - } catch (NoSuchElementException e) { - throw new RuntimeException( - "Error parsing \"ArgumentIsString\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readStructPackage(StringTokenizer tok, String filename, int lineNo) { - try { - String struct = tok.nextToken(); - String pkg = tok.nextToken(); - structPackages.put(struct, pkg); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"StructPackage\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readReturnValueCapacity(StringTokenizer tok, String filename, int lineNo) { - try { - String functionName = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - restOfLine = restOfLine.trim(); - returnValueCapacities.put(functionName, restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ReturnValueCapacity\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readReturnValueLength(StringTokenizer tok, String filename, int lineNo) { - try { - String functionName = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - restOfLine = restOfLine.trim(); - returnValueLengths.put(functionName, restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"ReturnValueLength\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readTemporaryCVariableDeclaration(StringTokenizer tok, String filename, int lineNo) { - try { - String functionName = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - restOfLine = restOfLine.trim(); - List list = (List) temporaryCVariableDeclarations.get(functionName); - if (list == null) { - list = new ArrayList/*<String>*/(); - temporaryCVariableDeclarations.put(functionName, list); - } - list.add(restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"TemporaryCVariableDeclaration\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readTemporaryCVariableAssignment(StringTokenizer tok, String filename, int lineNo) { - try { - String functionName = tok.nextToken(); - String restOfLine = tok.nextToken("\n\r\f"); - restOfLine = restOfLine.trim(); - List list = (List) temporaryCVariableAssignments.get(functionName); - if (list == null) { - list = new ArrayList/*<String>*/(); - temporaryCVariableAssignments.put(functionName, list); - } - list.add(restOfLine); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"TemporaryCVariableAssignment\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void doInclude(StringTokenizer tok, File file, String filename, int lineNo) throws IOException { - try { - String includedFilename = tok.nextToken(); - File includedFile = new File(includedFilename); - if (!includedFile.isAbsolute()) { - includedFile = new File(file.getParentFile(), includedFilename); - } - read(includedFile.getAbsolutePath()); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"Include\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void doIncludeAs(StringTokenizer tok, File file, String filename, int lineNo) throws IOException { - try { - StringBuffer linePrefix = new StringBuffer(128); - while (tok.countTokens() > 1) - { - linePrefix.append(tok.nextToken()); - linePrefix.append(" "); - } - // last token is filename - String includedFilename = tok.nextToken(); - File includedFile = new File(includedFilename); - if (!includedFile.isAbsolute()) { - includedFile = new File(file.getParentFile(), includedFilename); - } - read(includedFile.getAbsolutePath(), linePrefix.toString()); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"IncludeAs\" command at line " + lineNo + - " in file \"" + filename + "\"", e); - } - } - - protected void readExtend(StringTokenizer tok, String filename, int lineNo) { - try { - String interfaceName = tok.nextToken(); - List intfs = extendedInterfaces(interfaceName); - intfs.add(tok.nextToken()); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"Extends\" command at line " + lineNo + - " in file \"" + filename + "\": missing expected parameter", e); - } - } - - protected void readImplements(StringTokenizer tok, String filename, int lineNo) { - try { - String className = tok.nextToken(); - List intfs = implementedInterfaces(className); - intfs.add(tok.nextToken()); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"Implements\" command at line " + lineNo + - " in file \"" + filename + "\": missing expected parameter", e); - } - } - - protected void readRenameJavaType(StringTokenizer tok, String filename, int lineNo) { - try { - String fromName = tok.nextToken(); - String toName = tok.nextToken(); - javaTypeRenames.put(fromName, toName); - } catch (NoSuchElementException e) { - throw new RuntimeException("Error parsing \"RenameJavaType\" command at line " + lineNo + - " in file \"" + filename + "\": missing expected parameter", e); - } - } - - protected static TypeInfo parseTypeInfo(String cType, JavaType javaType) { - String typeName = null; - int pointerDepth = 0; - int idx = 0; - while (idx < cType.length() && - (cType.charAt(idx) != ' ') && - (cType.charAt(idx) != '*')) { - ++idx; - } - typeName = cType.substring(0, idx); - // Count pointer depth - while (idx < cType.length()) { - if (cType.charAt(idx) == '*') { - ++pointerDepth; - } - ++idx; - } - return new TypeInfo(typeName, pointerDepth, javaType); - } - - protected void addTypeInfo(TypeInfo info) { - TypeInfo tmp = (TypeInfo) typeInfoMap.get(info.name()); - if (tmp == null) { - typeInfoMap.put(info.name(), info); - return; - } - while (tmp.next() != null) { - tmp = tmp.next(); - } - tmp.setNext(info); - } -} |