diff options
Diffstat (limited to 'src/java/com/sun/gluegen/JavaMethodBindingEmitter.java')
| -rw-r--r-- | src/java/com/sun/gluegen/JavaMethodBindingEmitter.java | 79 |
1 files changed, 41 insertions, 38 deletions
diff --git a/src/java/com/sun/gluegen/JavaMethodBindingEmitter.java b/src/java/com/sun/gluegen/JavaMethodBindingEmitter.java index 4153e32..f7bbc99 100644 --- a/src/java/com/sun/gluegen/JavaMethodBindingEmitter.java +++ b/src/java/com/sun/gluegen/JavaMethodBindingEmitter.java @@ -1,21 +1,21 @@ /* * 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 @@ -28,11 +28,11 @@ * 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. */ @@ -49,8 +49,8 @@ import com.sun.gluegen.cgram.*; /** * An emitter that emits only the interface for a Java<->C JNI binding. */ -public class JavaMethodBindingEmitter extends FunctionEmitter -{ +public class JavaMethodBindingEmitter extends FunctionEmitter { + public static final EmissionModifier PUBLIC = new EmissionModifier("public"); public static final EmissionModifier PROTECTED = new EmissionModifier("protected"); public static final EmissionModifier PRIVATE = new EmissionModifier("private"); @@ -61,7 +61,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter protected final CommentEmitter defaultJavaCommentEmitter = new DefaultCommentEmitter(); protected final CommentEmitter defaultInterfaceCommentEmitter = new InterfaceCommentEmitter(); - + // Exception type raised in the generated code if runtime checks fail private String runtimeExceptionType; private String unsupportedExceptionType; @@ -128,7 +128,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter } cfg = configuration; } - + public JavaMethodBindingEmitter(JavaMethodBindingEmitter arg) { super(arg); binding = arg.binding; @@ -226,7 +226,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter this.forIndirectBufferAndArrayImplementation = indirect; } - protected void emitReturnType(PrintWriter writer) { + protected void emitReturnType(PrintWriter writer) { writer.print(getReturnTypeString(false)); } @@ -240,7 +240,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter } if (!type.isNIOByteBuffer()) { // Return buffer requiring change of view from ByteBuffer to e.g. LongBuffer - return "java.nio.ByteBuffer"; + return "ByteBuffer"; } } else if (type.isPrimitiveArray()) { if (!skipBuffers) { @@ -254,23 +254,27 @@ public class JavaMethodBindingEmitter extends FunctionEmitter return "Object[]"; } else if (type.isCompoundTypeWrapper()) { // Compound type wrappers are unwrapped to ByteBuffer - return "java.nio.ByteBuffer"; + return "ByteBuffer"; } else if (type.isArrayOfCompoundTypeWrappers()) { if (skipBuffers) { - return "java.nio.ByteBuffer"; + return "ByteBuffer"; } else { // In the case where this is called with a false skipBuffers // argument we want to erase the array of compound type // wrappers to ByteBuffer[] - return "java.nio.ByteBuffer[]"; + return "ByteBuffer[]"; } } } + String name = type.getName(); + int index = name.lastIndexOf('.')+1; // always >= 0 + name = name.substring(index); + if (type.isArrayOfCompoundTypeWrappers()) { // We don't want to bake the array specification into the type name - return type.getName() + "[]"; + return name + "[]"; } - return type.getName(); + return name; } protected String getReturnTypeString(boolean skipArray) { @@ -278,7 +282,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter // generation for arrays of compound type wrappers if (skipArray || // The following arm is used by most other kinds of return types - (getReturnedArrayLengthExpression() == null && + (getReturnedArrayLengthExpression() == null && !binding.getJavaReturnType().isArrayOfCompoundTypeWrappers()) || // The following arm is used specifically to get the splitting up // of one returned ByteBuffer into an array of compound type @@ -305,15 +309,15 @@ public class JavaMethodBindingEmitter extends FunctionEmitter if (forImplementingMethodCall && binding.hasContainingType()) { // Always emit outgoing "this" argument - writer.print("java.nio.ByteBuffer "); - writer.print(javaThisArgumentName()); + writer.print("ByteBuffer "); + writer.print(javaThisArgumentName()); ++numEmitted; needComma = true; } for (int i = 0; i < binding.getNumArguments(); i++) { JavaType type = binding.getJavaArgumentType(i); - if (type.isVoid()) { + if (type.isVoid()) { // Make sure this is the only param to the method; if it isn't, // there's something wrong with our parsing of the headers. if (binding.getNumArguments() != 1) { @@ -322,7 +326,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter "multi-argument function \"" + binding + "\""); } continue; - } + } if (type.isJNIEnv() || binding.isArgumentThisPointer(i)) { // Don't need to expose these at the Java level @@ -348,8 +352,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter writer.print(", boolean " + isNIOArgName(i)); } } else if (type.isNIOBufferArray()) { - writer.print(", int[] " + - byteOffsetArrayArgName(i)); + writer.print(", int[] " + byteOffsetArrayArgName(i)); } } @@ -376,7 +379,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter protected String byteOffsetArgName(String s) { return s + "_byte_offset"; } - + protected String isNIOArgName(int i) { return isNIOArgName(binding.getArgumentName(i)); } @@ -384,11 +387,11 @@ public class JavaMethodBindingEmitter extends FunctionEmitter protected String isNIOArgName(String s) { return s + "_is_direct"; } - + protected String byteOffsetArrayArgName(int i) { return getArgumentName(i) + "_byte_offset_array"; } - + protected String offsetArgName(int i) { return getArgumentName(i) + "_offset"; } @@ -466,7 +469,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter writer.println(" if (" + argName + " != null) {"); writer.println(" for (int _ctr = 0; _ctr < " + argName + ".length; _ctr++) {"); writer.println(" if (!Buffers.isDirect(" + argName + "[_ctr])) {"); - writer.println(" throw new " + getRuntimeExceptionType() + + writer.println(" throw new " + getRuntimeExceptionType() + "(\"Element \" + _ctr + \" of argument \\\"" + getArgumentName(i) + "\\\" was not a direct buffer\");"); writer.println(" }"); @@ -479,7 +482,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter String argName = getArgumentName(i); String offsetArg = offsetArgName(i); writer.println(" if(" + argName + " != null && " + argName + ".length <= " + offsetArg + ")"); - writer.print (" throw new " + getRuntimeExceptionType()); + writer.print (" throw new " + getRuntimeExceptionType()); writer.println("(\"array offset argument \\\"" + offsetArg + "\\\" (\" + " + offsetArg + " + \") equals or exceeds array length (\" + " + argName + ".length + \")\");"); } @@ -523,10 +526,10 @@ public class JavaMethodBindingEmitter extends FunctionEmitter if (!returnType.isVoid()) { if (returnType.isCompoundTypeWrapper() || returnType.isNIOBuffer()) { - writer.println("java.nio.ByteBuffer _res;"); + writer.println("ByteBuffer _res;"); needsResultAssignment = true; } else if (returnType.isArrayOfCompoundTypeWrappers()) { - writer.println("java.nio.ByteBuffer[] _res;"); + writer.println("ByteBuffer[] _res;"); needsResultAssignment = true; } else if (((epilogue != null) && (epilogue.size() > 0)) || binding.signatureUsesArraysOfCompoundTypeWrappers()) { @@ -554,7 +557,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter emitCallResultReturn(binding, writer); } } - + protected int emitCallArguments(MethodBinding binding, PrintWriter writer) { boolean needComma = false; int numArgsEmitted = 0; @@ -578,7 +581,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter // there's something wrong with our parsing of the headers. assert(binding.getNumArguments() == 1); continue; - } + } if (needComma) { writer.print(", "); @@ -715,7 +718,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter // compound types (rounding up to machine-dependent alignment) writer.println(" _res.position(_count * " + getReturnTypeString(true) + ".size());"); writer.println(" _res.limit ((1 + _count) * " + getReturnTypeString(true) + ".size());"); - writer.println(" java.nio.ByteBuffer _tmp = _res.slice();"); + writer.println(" ByteBuffer _tmp = _res.slice();"); writer.println(" Buffers.nativeOrder(_tmp);"); writer.println(" _res.position(0);"); writer.println(" _res.limit(_res.capacity());"); @@ -802,7 +805,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter protected void emitBeginning(FunctionEmitter emitter, PrintWriter writer) { writer.print("Entry point to C language function: "); } - protected void emitBindingCSignature(MethodBinding binding, PrintWriter writer) { + protected void emitBindingCSignature(MethodBinding binding, PrintWriter writer) { writer.print("<code> "); writer.print(binding.getCSymbol().toString(tagNativeBinding)); writer.print(" </code> "); @@ -822,7 +825,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter if (type.isEnum() && !HeaderParser.ANONYMOUS_ENUM_NAME.equals(type.getName())) { EnumType enumType = (EnumType)type; writer.println(); - writer.print(emitter.getBaseIndentString()); + writer.print(emitter.getBaseIndentString()); writer.print(" "); writer.print("@param "); writer.print(getArgumentName(i)); @@ -834,7 +837,7 @@ public class JavaMethodBindingEmitter extends FunctionEmitter writer.println("</code>"); } else if (directNIOOnly && javaType.isNIOBuffer()) { writer.println(); - writer.print(emitter.getBaseIndentString()); + writer.print(emitter.getBaseIndentString()); writer.print(" "); writer.print("@param "); writer.print(getArgumentName(i)); |