diff options
Diffstat (limited to 'bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/NativesGenerator.java')
| -rw-r--r-- | bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/NativesGenerator.java | 601 |
1 files changed, 0 insertions, 601 deletions
diff --git a/bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/NativesGenerator.java b/bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/NativesGenerator.java deleted file mode 100644 index 5a4bcf6bc7..0000000000 --- a/bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/NativesGenerator.java +++ /dev/null @@ -1,601 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2004 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Common Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/cpl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.tools.internal; - -import java.lang.reflect.*; -import java.util.HashSet; -import java.util.Iterator; - -import org.eclipse.swt.internal.Platform; - -public class NativesGenerator extends JNIGenerator { - -boolean nativeMacro, enterExitMacro, useCritical; - -public NativesGenerator() { - useCritical = true; - enterExitMacro = true; - nativeMacro = true; -} - -public void generate(Class clazz, String methodName) { - Method[] methods = clazz.getDeclaredMethods(); - int count = 0; - for (int i = 0; i < methods.length; i++) { - if (methods[i].getName().startsWith(methodName)) count++; - } - Method[] result = new Method[count]; - count = 0; - for (int i = 0; i < methods.length; i++) { - if (methods[i].getName().startsWith(methodName)) result[count++] = methods[i]; - } - generate(result); -} - -public void generate(Class clazz) { - ClassData classData = getMetaData().getMetaData(clazz); - if (classData.getFlag("no_gen")) return; - generateMetaData("swt_copyright"); - generateMetaData("swt_includes"); - generateNativeMacro(clazz); - Method[] methods = clazz.getDeclaredMethods(); - generateExcludes(methods); - generate(methods); -} - -public void generateExcludes(Method[] methods) { - sort(methods); - HashSet excludes = new HashSet(); - for (int i = 0; i < methods.length; i++) { - Method method = methods[i]; - if ((method.getModifiers() & Modifier.NATIVE) == 0) continue; - MethodData methodData = getMetaData().getMetaData(method); - String exclude = methodData.getExclude(); - if (exclude.length() != 0) { - excludes.add(exclude); - } - } - for (Iterator iter = excludes.iterator(); iter.hasNext();) { - String exclude = (String)iter.next(); - output(exclude); - outputDelimiter(); - for (int i = 0; i < methods.length; i++) { - Method method = methods[i]; - if ((method.getModifiers() & Modifier.NATIVE) == 0) continue; - MethodData methodData = getMetaData().getMetaData(method); - String methodExclude = methodData.getExclude(); - if (exclude.equals(methodExclude)) { - output("#define NO_"); - output(getFunctionName(method)); - outputDelimiter(); - } - } - output("#endif"); - outputDelimiter(); - outputDelimiter(); - } -} - -public void generate(Method[] methods) { - sort(methods); - for (int i = 0; i < methods.length; i++) { - Method method = methods[i]; - if ((method.getModifiers() & Modifier.NATIVE) == 0) continue; - generate(method); - } -} - -public void generate(Method method) { - MethodData methodData = getMetaData().getMetaData(method); - if (methodData.getFlag("no_gen")) return; - Class returnType = method.getReturnType(); - Class[] paramTypes = method.getParameterTypes(); - String function = getFunctionName(method); - - if (!(returnType == Void.TYPE || returnType.isPrimitive())) { - output("Warnning: bad return type. :" + method); - outputDelimiter(); - return; - } - - generateSourceStart(function); - generateFunctionPrototype(method, function, paramTypes, returnType); - generateFunctionBody(method, methodData, function, paramTypes, returnType); - generateSourceEnd(function); - outputDelimiter(); -} - -public void setEnterExitMacro(boolean enterExitMacro) { - this.enterExitMacro = enterExitMacro; -} - -public void setNativeMacro(boolean nativeMacro) { - this.nativeMacro = nativeMacro; -} - -public void setUseCritical(boolean useCritical) { - this.useCritical = useCritical; -} - -void generateNativeMacro(Class clazz) { - output("#define "); - output(getClassName(clazz)); - output("_NATIVE(func) Java_"); - output(toC(clazz.getName())); - output("_##func"); - outputDelimiter(); - outputDelimiter(); -} - -void generateGetParameter(int i, Class paramType, ParameterData paramData) { - if (paramType.isPrimitive()) return; - output("\tif (arg" + i); - output(") lparg" + i); - output(" = "); - if (paramType.isArray()) { - Class componentType = paramType.getComponentType(); - if (componentType.isPrimitive()) { - if (useCritical && paramData.getFlag("critical")) { - output("(*env)->GetPrimitiveArrayCritical(env, arg" + i); - output(", NULL);"); - } else { - output("(*env)->Get"); - output(getTypeSignature1(componentType)); - output("ArrayElements(env, arg" + i); - output(", NULL);"); - } - } else { - throw new Error("not done"); - } - } else if (paramType == String.class) { - if (paramData.getFlag("unicode")) { - output("(*env)->GetStringChars(env, arg" + i); - output(", NULL);"); - } else { - output("(*env)->GetStringUTFChars(env, arg" + i); - output(", NULL);"); - } - } else { - if (paramData.getFlag("no_in")) { - output("&_arg" + i); - output(";"); - } else { - output("get"); - output(getClassName(paramType)); - output("Fields(env, arg" + i); - output(", &_arg" + i); - output(");"); - } - } - outputDelimiter(); -} - -void genereateSetParameter(int i, Class paramType, ParameterData paramData) { - if (paramType.isPrimitive()) return; - if (paramType.isArray()) { - output("\tif (arg" + i); - output(") "); - Class componentType = paramType.getComponentType(); - if (componentType.isPrimitive()) { - if (useCritical && paramData.getFlag("critical")) { - output("(*env)->ReleasePrimitiveArrayCritical(env, arg" + i); - } else { - output("(*env)->Release"); - output(getTypeSignature1(componentType)); - output("ArrayElements(env, arg" + i); - } - output(", lparg" + i); - output(", "); - if (paramData.getFlag("no_out")) { - output("JNI_ABORT"); - } else { - output("0"); - } - output(");"); - } else { - throw new Error("not done"); - } - outputDelimiter(); - } else if (paramType == String.class) { - output("\tif (arg" + i); - output(") "); - if (paramData.getFlag("unicode")) { - output("(*env)->ReleaseStringChars(env, arg" + i); - } else { - output("(*env)->ReleaseStringUTFChars(env, arg" + i); - } - output(", lparg" + i); - output(");"); - outputDelimiter(); - } else { - if (!paramData.getFlag("no_out")) { - output("\tif (arg" + i); - output(") "); - output("set"); - output(getClassName(paramType)); - output("Fields(env, arg" + i); - output(", lparg" + i); - output(");"); - outputDelimiter(); - } - } -} - -void generateExitMacro(String function) { - if (!enterExitMacro) return; - output("\tNATIVE_EXIT(env, that, \""); - output(function); - output("\\n\")"); - outputDelimiter(); -} - -void generateEnterMacro(String function) { - if (!enterExitMacro) return; - output("\tNATIVE_ENTER(env, that, \""); - output(function); - output("\\n\")"); - outputDelimiter(); -} - -boolean generateLocalVars(Method method, Class[] paramTypes, Class returnType) { - boolean needsReturn = enterExitMacro; - for (int i = 0; i < paramTypes.length; i++) { - Class paramType = paramTypes[i]; - if (paramType.isPrimitive()) continue; - ParameterData paramData = getMetaData().getMetaData(method, i); - output("\t"); - if (paramType.isArray()) { - Class componentType = paramType.getComponentType(); - if (componentType.isPrimitive()) { - output(getTypeSignature2(componentType)); - output(" *lparg" + i); - output("=NULL;"); - } else { - throw new Error("not done"); - } - } else if (paramType == String.class) { - if (paramData.getFlag("unicode")) { - output("const jchar *lparg" + i); - } else { - output("const jbyte *lparg" + i); - } - output("= NULL;"); - } else { - output(getClassName(paramType)); - output(" _arg" + i); - if (paramData.getFlag("init")) output("={0}"); - output(", *lparg" + i); - output("=NULL;"); - } - outputDelimiter(); - needsReturn = true; - } - if (needsReturn) { - if (returnType != Void.TYPE) { - output("\t"); - output(getTypeSignature2(returnType)); - output(" rc;"); - outputDelimiter(); - } - } - return needsReturn; -} - -void generateGetters(Method method, Class[] paramTypes) { - for (int i = 0; i < paramTypes.length; i++) { - Class paramType = paramTypes[i]; - ParameterData paramData = getMetaData().getMetaData(method, i); - if (!paramData.getFlag("critical")) { - generateGetParameter(i, paramType, paramData); - } - } - for (int i = 0; i < paramTypes.length; i++) { - Class paramType = paramTypes[i]; - ParameterData paramData = getMetaData().getMetaData(method, i); - if (paramData.getFlag("critical")) { - generateGetParameter(i, paramType, paramData); - } - } -} - -void generateSetters(Method method, Class[] paramTypes) { - for (int i = paramTypes.length - 1; i >= 0; i--) { - Class paramType = paramTypes[i]; - ParameterData paramData = getMetaData().getMetaData(method, i); - if (paramData.getFlag("critical")) { - genereateSetParameter(i, paramType, paramData); - } - } - for (int i = paramTypes.length - 1; i >= 0; i--) { - Class paramType = paramTypes[i]; - ParameterData paramData = getMetaData().getMetaData(method, i); - if (!paramData.getFlag("critical")) { - genereateSetParameter(i, paramType, paramData); - } - } -} - -void generateDynamicFunctionCall(Method method, MethodData methodData, Class[] paramTypes, Class returnType, boolean needsReturn) { - output("/*"); - outputDelimiter(); - generateFunctionCall(method, methodData, paramTypes, returnType, needsReturn); - output("*/"); - outputDelimiter(); - output("\t"); - output("{"); - outputDelimiter(); - - if (Platform.PLATFORM.equals("win32")) { - output("\t\tstatic int initialized = 0;"); - outputDelimiter(); - output("\t\tstatic HMODULE hm = NULL;"); - outputDelimiter(); - output("\t\tstatic FARPROC fp = NULL;"); - outputDelimiter(); - if (returnType != Void.TYPE) { - if (needsReturn) { - output("\t\trc = 0;"); - outputDelimiter(); - } - } - output("\t\tif (!initialized) {"); - outputDelimiter(); - output("\t\t\tif (!(hm = GetModuleHandle("); - output(method.getName()); - output("_LIB))) hm = LoadLibrary("); - output(method.getName()); - output("_LIB);"); - outputDelimiter(); - output("\t\t\tif (hm) fp = GetProcAddress(hm, \""); - output(method.getName()); - output("\");"); - outputDelimiter(); - output("\t\t\tinitialized = 1;"); - outputDelimiter(); - output("\t\t}"); - outputDelimiter(); - output("\t\tif (fp) {"); - outputDelimiter(); - output("\t\t"); - generateFunctionCallLeftSide(method, methodData, returnType, needsReturn); - output("fp"); - generateFunctionCallRightSide(method, methodData, paramTypes, 0); - outputDelimiter(); - output("\t\t}"); - outputDelimiter(); - } else { - output("\t\tstatic int initialized = 0;"); - outputDelimiter(); - output("\t\tstatic void *handle = NULL;"); - outputDelimiter(); - output("\t\tstatic int (*fptr)();"); - outputDelimiter(); - if (returnType != Void.TYPE) { - if (needsReturn) { - output("\t\trc = 0;"); - outputDelimiter(); - } - } - output("\t\tif (!initialized) {"); - outputDelimiter(); - output("\t\t\tif (!handle) handle = dlopen("); - output(method.getName()); - output("_LIB, RTLD_LAZY);"); - outputDelimiter(); - output("\t\t\tif (handle) fptr = dlsym(handle, \""); - output(method.getName()); - output("\");"); - outputDelimiter(); - output("\t\t\tinitialized = 1;"); - outputDelimiter(); - output("\t\t}"); - outputDelimiter(); - output("\t\tif (fptr) {"); - outputDelimiter(); - output("\t\t"); - generateFunctionCallLeftSide(method, methodData, returnType, needsReturn); - output("(*fptr)"); - generateFunctionCallRightSide(method, methodData, paramTypes, 0); - outputDelimiter(); - output("\t\t}"); - outputDelimiter(); - } - - output("\t"); - output("}"); - outputDelimiter(); -} - -void generateFunctionCallLeftSide(Method method, MethodData methodData, Class returnType, boolean needsReturn) { - output("\t"); - if (returnType != Void.TYPE) { - if (needsReturn) { - output("rc = "); - } else { - output("return "); - } - output("("); - output(getTypeSignature2(returnType)); - output(")"); - } - if (methodData.getFlag("address")) { - output("&"); - } -} - -void generateFunctionCallRightSide(Method method, MethodData methodData, Class[] paramTypes, int paramStart) { - if (!methodData.getFlag("const")) { - output("("); - for (int i = paramStart; i < paramTypes.length; i++) { - Class paramType = paramTypes[i]; - ParameterData paramData = getMetaData().getMetaData(method, i); - if (i != paramStart) output(", "); - if (paramData.getFlag("struct")) output("*"); - output(paramData.getCast()); - if (!paramType.isPrimitive()) output("lp"); - output("arg" + i); - } - output(")"); - } - output(";"); -} - -void generateFunctionCall(Method method, MethodData methodData, Class[] paramTypes, Class returnType, boolean needsReturn) { - generateFunctionCallLeftSide(method, methodData, returnType, needsReturn); - /* - * - */ - int paramStart = 0; - if (method.getName().equalsIgnoreCase("call")) { - output("("); - ParameterData paramData = getMetaData().getMetaData(method, 0); - String cast = paramData.getCast(); - if (cast.length() != 0 && !cast.equals("()")) { - output(cast); - } else { - output("("); - output(getTypeSignature2(returnType)); - output(" (*)())"); - } - output("arg0)"); - paramStart = 1; - } else if (method.getName().equals("VtblCall")) { - output("(("); - output(getTypeSignature2(returnType)); - output(" (STDMETHODCALLTYPE *)())(*(int **)arg1)[arg0])"); - paramStart = 1; - } else { - output(method.getName()); - } - generateFunctionCallRightSide(method, methodData, paramTypes, paramStart); - outputDelimiter(); -} - -void generateReturn(Method method, Class returnType, boolean needsReturn) { - if (needsReturn && returnType != Void.TYPE) { - output("\treturn rc;"); - outputDelimiter(); - } -} - -void generateGTKmemmove(Method method, String function, Class[] paramTypes) { - generateEnterMacro(function); - output("\t"); - boolean get = paramTypes[0].isPrimitive(); - String className = getClassName(paramTypes[get ? 1 : 0]); - output(get ? "if (arg1) get" : "if (arg0) set"); - output(className); - output(get ? "Fields(env, arg1, (" : "Fields(env, arg0, ("); - output(className); - output(get ? " *)arg0)" : " *)arg1)"); - output(";"); - outputDelimiter(); - generateExitMacro(function); -} - -void generateFunctionBody(Method method, MethodData methodData, String function, Class[] paramTypes, Class returnType) { - output("{"); - outputDelimiter(); - - /* - * - */ - boolean isGTKmemove = method.getName().equals("memmove") && paramTypes.length == 2 && returnType == Void.TYPE; - if (isGTKmemove) { - generateGTKmemmove(method, function, paramTypes); - } else { - boolean needsReturn = generateLocalVars(method, paramTypes, returnType); - generateEnterMacro(function); - generateGetters(method, paramTypes); - if (methodData.getFlag("dynamic")) { - generateDynamicFunctionCall(method, methodData, paramTypes, returnType, needsReturn); - } else { - generateFunctionCall(method, methodData, paramTypes, returnType, needsReturn); - } - generateSetters(method, paramTypes); - generateExitMacro(function); - generateReturn(method, returnType, needsReturn); - } - - output("}"); - outputDelimiter(); -} - -void generateFunctionPrototype(Method method, String function, Class[] paramTypes, Class returnType) { - output("JNIEXPORT "); - output(getTypeSignature2(returnType)); - output(" JNICALL "); - if (nativeMacro) { - output(getClassName(method.getDeclaringClass())); - output("_NATIVE("); - } else { - output("Java_"); - output(toC(method.getDeclaringClass().getName())); - output("_"); - } - output(function); - if (nativeMacro) { - output(")"); - } - outputDelimiter(); - output("\t(JNIEnv *env, "); - if ((method.getModifiers() & Modifier.STATIC) != 0) { - output("jclass"); - } else { - output("jobject"); - } - output(" that"); - for (int i = 0; i < paramTypes.length; i++) { - Class paramType = paramTypes[i]; - output(", "); - output(getTypeSignature2(paramType)); - output(" arg" + i); - } - output(")"); - outputDelimiter(); -} - -void generateSourceStart(String function) { - output("#ifndef NO_"); - output(function); - outputDelimiter(); -} - -void generateSourceEnd(String function) { - output("#endif"); - outputDelimiter(); -} - -boolean isUnique(Method method) { - return isUnique(method, Modifier.NATIVE); -} - -public static void main(String[] args) { -// args = new String[]{"org.eclipse.swt.internal.win32.OS"}; - if (args.length < 1) { - System.out.println("Usage: java NativesGenerator <className1> <className2>"); - return; - } - try { - NativesGenerator gen = new NativesGenerator(); - for (int i = 0; i < args.length; i++) { - String clazzName = args[i]; - Class clazz = Class.forName(clazzName); - gen.generate(clazz); -// gen.generate(clazz, "CommandBar_Destroy"); - } - } catch (Exception e) { - System.out.println("Problem"); - e.printStackTrace(System.out); - } -} - -} |