bundles/org.eclipse.swt.tools/JNI Generation/org/eclipse/swt/tools/internal/StructsGenerator.java - platform/eclipse.platform.swt - Git at Google

 /*******************************************************************************
  * Copyright (c) 2004 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-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;

 public class StructsGenerator extends JNIGenerator {

 boolean header;

 public StructsGenerator(boolean header) {
 	this.header = header;
 }

 public void generateCopyright() {
 	generateMetaData("swt_copyright");
 }

 public void generateIncludes() {
 	if (header) {
 		output("#include \"");
 		output(getOutputName());
 		outputln(".h\"");
 	} else {
 		outputln("#include \"swt.h\"");
 		output("#include \"");
 		output(getOutputName());
 		outputln("_structs.h\"");
 	}
 	outputln();
 }

 public void generate(Class clazz) {
 	int j = 0;
 	Field[] fields = clazz.getDeclaredFields();
 	for (; j < fields.length; j++) {
 		Field field = fields[j];
 		int mods = field.getModifiers();
 		if ((mods & Modifier.PUBLIC) != 0 && (mods & Modifier.STATIC) == 0) {
 			break;
 		}
 	}
 	if (j == fields.length) return;
 	if (header) {
 		generateHeaderFile(clazz);
 	} else {
 		generateSourceFile(clazz);
 	}
 }

 public void generate() {
 	if (!header && getClasses().length == 0) return;
 	super.generate();
 }

 public String getExtension() {
 	return header ? ".h" : super.getExtension();
 }

 public String getSuffix() {
 	return "_structs";
 }

 void generateExcludes(Class[] classes) {
 	HashSet excludes = new HashSet();
 	for (int i = 0; i < classes.length; i++) {
 		Class clazz = classes[i];
 		ClassData classData = getMetaData().getMetaData(clazz);
 		String exclude = classData.getExclude();
 		if (exclude.length() != 0) {
 			excludes.add(exclude);
 		}
 	}
 	for (Iterator iter = excludes.iterator(); iter.hasNext();) {
 		String exclude = (String)iter.next();
 		outputln(exclude);
 		for (int i = 0; i < classes.length; i++) {
 			Class clazz = classes[i];
 			ClassData classData = getMetaData().getMetaData(clazz);
 			String classExclude = classData.getExclude();
 			if (exclude.equals(classExclude)) {
 				output("#define NO_");
 				outputln(getClassName(clazz));
 			}
 		}
 		outputln("#endif");
 		outputln();
 	}
 }

 void generateHeaderFile(Class clazz) {
 	generateSourceStart(clazz);
 	generatePrototypes(clazz);
 	generateBlankMacros(clazz);
 	generateSourceEnd(clazz);
 	outputln();
 }

 void generateSourceFile(Class clazz) {
 	generateSourceStart(clazz);
 	generateFIDsStructure(clazz);
 	outputln();
 	generateGlobalVar(clazz);
 	outputln();
 	generateFunctions(clazz);
 	generateSourceEnd(clazz);
 	outputln();
 }

 void generateSourceStart(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output("#ifndef NO_");
 	outputln(clazzName);
 }

 void generateSourceEnd(Class clazz) {
 	outputln("#endif");
 }

 void generateGlobalVar(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output(clazzName);
 	output("_FID_CACHE ");
 	output(clazzName);
 	outputln("Fc;");
 }

 void generateBlankMacros(Class clazz) {
 	String clazzName = getClassName(clazz);
 	outputln("#else");
 	output("#define cache");
 	output(clazzName);
 	outputln("Fields(a,b)");
 	output("#define get");
 	output(clazzName);
 	outputln("Fields(a,b,c) NULL");
 	output("#define set");
 	output(clazzName);
 	outputln("Fields(a,b,c)");
 	output("#define ");
 	output(clazzName);
 	outputln("_sizeof() 0");
 }

 void generatePrototypes(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output("void cache");
 	output(clazzName);
 	outputln("Fields(JNIEnv *env, jobject lpObject);");
 	output(clazzName);
 	output(" *get");
 	output(clazzName);
 	output("Fields(JNIEnv *env, jobject lpObject, ");
 	output(clazzName);
 	outputln(" *lpStruct);");
 	output("void set");
 	output(clazzName);
 	output("Fields(JNIEnv *env, jobject lpObject, ");
 	output(clazzName);
 	outputln(" *lpStruct);");
 	output("#define ");
 	output(clazzName);
 	output("_sizeof() sizeof(");
 	output(clazzName);
 	outputln(")");
 }

 void generateFIDsStructure(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output("typedef struct ");
 	output(clazzName);
 	outputln("_FID_CACHE {");
 	outputln("\tint cached;");
 	outputln("\tjclass clazz;");
 	output("\tjfieldID ");
 	Field[] fields = clazz.getDeclaredFields();
 	boolean first = true;
 	for (int i = 0; i < fields.length; i++) {
 		Field field = fields[i];
 		if (ignoreField(field)) continue;
 		if (!first) output(", ");
 		output(field.getName());
 		first = false;
 	}
 	outputln(";");
 	output("} ");
 	output(clazzName);
 	outputln("_FID_CACHE;");
 }

 void generateCacheFunction(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output("void cache");
 	output(clazzName);
 	outputln("Fields(JNIEnv *env, jobject lpObject)");
 	outputln("{");
 	output("\tif (");
 	output(clazzName);
 	outputln("Fc.cached) return;");
 	Class superclazz = clazz.getSuperclass();
 	if (superclazz != Object.class) {
 		String superName = getClassName(superclazz);
 		output("\tcache");
 		output(superName);
 		outputln("Fields(env, lpObject);");
 	}
 	output("\t");
 	output(clazzName);
 	if (isCPP) {
 		output("Fc.clazz = env->GetObjectClass(lpObject);");
 	} else {
 		output("Fc.clazz = (*env)->GetObjectClass(env, lpObject);");
 	}
 	outputln();
 	Field[] fields = clazz.getDeclaredFields();
 	for (int i = 0; i < fields.length; i++) {
 		Field field = fields[i];
 		if (ignoreField(field)) continue;
 		output("\t");
 		output(clazzName);
 		output("Fc.");
 		output(field.getName());
 		if (isCPP) {
 			output(" = env->GetFieldID(");
 		} else {
 			output(" = (*env)->GetFieldID(env, ");
 		}
 		output(clazzName);
 		output("Fc.clazz, \"");
 		output(field.getName());
 		output("\", \"");
 		output(getTypeSignature(field.getType()));
 		outputln("\");");
 	}
 	output("\t");
 	output(clazzName);
 	outputln("Fc.cached = 1;");
 	outputln("}");
 }

 void generateGetFields(Class clazz) {
 	Class superclazz = clazz.getSuperclass();
 	String clazzName = getClassName(clazz);
 	String superName = getClassName(superclazz);
 	if (superclazz != Object.class) {
 		/* Windows exception - cannot call get/set function of super class in this case */
 		if (!(clazzName.equals(superName + "A") || clazzName.equals(superName + "W"))) {
 			output("\tget");
 			output(superName);
 			output("Fields(env, lpObject, (");
 			output(superName);
 			outputln(" *)lpStruct);");
 		} else {
 			generateGetFields(superclazz);
 		}
 	}
 	Field[] fields = clazz.getDeclaredFields();
 	for (int i = 0; i < fields.length; i++) {
 		Field field = fields[i];
 		if (ignoreField(field)) continue;
 		FieldData fieldData = getMetaData().getMetaData(field);
 		String exclude = fieldData.getExclude();
 		if (exclude.length() != 0) {
 			outputln(exclude);
 		}
 		boolean noWinCE = fieldData.getFlag("no_wince");
 		if (noWinCE) {
 			outputln("#ifndef _WIN32_WCE");
 		}
 		Class type = field.getType();
 		String typeName = getClassName(type);
 		String accessor = fieldData.getAccessor();
 		if (accessor == null || accessor.length() == 0) accessor = field.getName();
 		if (type.isPrimitive()) {
 			output("\tlpStruct->");
 			output(accessor);
 			output(" = ");
 			output(fieldData.getCast());
 			if (isCPP) {
 				output("env->Get");
 			} else {
 				output("(*env)->Get");
 			}
 			output(getTypeSignature1(field.getType()));
 			if (isCPP) {
 				output("Field(lpObject, ");
 			} else {
 				output("Field(env, lpObject, ");
 			}
 			output(getClassName(field.getDeclaringClass()));
 			output("Fc.");
 			output(field.getName());
 			output(");");
 		} else if (type.isArray()) {
 			Class componentType = type.getComponentType();
 			if (componentType.isPrimitive()) {
 				outputln("\t{");
 				output("\t");
 				output(getTypeSignature2(field.getType()));
 				output(" lpObject1 = (");
 				output(getTypeSignature2(field.getType()));
 				if (isCPP) {
 					output(")env->GetObjectField(lpObject, ");
 				} else {
 					output(")(*env)->GetObjectField(env, lpObject, ");
 				}
 				output(getClassName(field.getDeclaringClass()));
 				output("Fc.");
 				output(field.getName());
 				outputln(");");
 				if (isCPP) {
 					output("\tenv->Get");
 				} else {
 					output("\t(*env)->Get");
 				}
 				output(getTypeSignature1(componentType));
 				if (isCPP) {
 					output("ArrayRegion(lpObject1, 0, sizeof(lpStruct->");
 				} else {
 					output("ArrayRegion(env, lpObject1, 0, sizeof(lpStruct->");
 				}
 				output(accessor);
 				output(")");
 				int byteCount = getByteCount(componentType);
 				if (byteCount > 1) {
 					output(" / ");
 					output(String.valueOf(byteCount));
 				}
 				output(", (");
 				output(getTypeSignature4(type));
 				output(")lpStruct->");
 				output(accessor);
 				outputln(");");
 				output("\t}");
 			} else {
 				throw new Error("not done");
 			}
 		} else {
 			outputln("\t{");
 			if (isCPP) {
 				output("\tjobject lpObject1 = env->GetObjectField(lpObject, ");
 			} else {
 				output("\tjobject lpObject1 = (*env)->GetObjectField(env, lpObject, ");
 			}
 			output(getClassName(field.getDeclaringClass()));
 			output("Fc.");
 			output(field.getName());
 			outputln(");");
 			output("\tif (lpObject1 != NULL) get");
 			output(typeName);
 			output("Fields(env, lpObject1, &lpStruct->");
 			output(accessor);
 			outputln(");");
 			output("\t}");
 		}
 		outputln();
 		if (noWinCE) {
 			outputln("#endif");
 		}
 		if (exclude.length() != 0) {
 			outputln("#endif");
 		}
 	}
 }

 void generateGetFunction(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output(clazzName);
 	output(" *get");
 	output(clazzName);
 	output("Fields(JNIEnv *env, jobject lpObject, ");
 	output(clazzName);
 	outputln(" *lpStruct)");
 	outputln("{");
 	output("\tif (!");
 	output(clazzName);
 	output("Fc.cached) cache");
 	output(clazzName);
 	outputln("Fields(env, lpObject);");
 	generateGetFields(clazz);
 	outputln("\treturn lpStruct;");
 	outputln("}");
 }

 void generateSetFields(Class clazz) {
 	Class superclazz = clazz.getSuperclass();
 	String clazzName = getClassName(clazz);
 	String superName = getClassName(superclazz);
 	if (superclazz != Object.class) {
 		/* Windows exception - cannot call get/set function of super class in this case */
 		if (!(clazzName.equals(superName + "A") || clazzName.equals(superName + "W"))) {
 			output("\tset");
 			output(superName);
 			output("Fields(env, lpObject, (");
 			output(superName);
 			outputln(" *)lpStruct);");
 		} else {
 			generateSetFields(superclazz);
 		}
 	}
 	Field[] fields = clazz.getDeclaredFields();
 	for (int i = 0; i < fields.length; i++) {
 		Field field = fields[i];
 		if (ignoreField(field)) continue;
 		FieldData fieldData = getMetaData().getMetaData(field);
 		String exclude = fieldData.getExclude();
 		if (exclude.length() != 0) {
 			outputln(exclude);
 		}
 		boolean noWinCE = fieldData.getFlag("no_wince");
 		if (noWinCE) {
 			outputln("#ifndef _WIN32_WCE");
 		}
 		Class type = field.getType();
 		String typeName = getClassName(type);
 		String accessor = fieldData.getAccessor();
 		if (accessor == null || accessor.length() == 0) accessor = field.getName();
 		if (type.isPrimitive()) {
 			if (isCPP) {
 				output("\tenv->Set");
 			} else {
 				output("\t(*env)->Set");
 			}
 			output(getTypeSignature1(field.getType()));
 			if (isCPP) {
 				output("Field(lpObject, ");
 			} else {
 				output("Field(env, lpObject, ");
 			}
 			output(getClassName(field.getDeclaringClass()));
 			output("Fc.");
 			output(field.getName());
 			output(", (");
 			output(getTypeSignature2(field.getType()));
 			output(")lpStruct->");
 			output(accessor);
 			output(");");
 		} else if (type.isArray()) {
 			Class componentType = type.getComponentType();
 			if (componentType.isPrimitive()) {
 				outputln("\t{");
 				output("\t");
 				output(getTypeSignature2(field.getType()));
 				output(" lpObject1 = (");
 				output(getTypeSignature2(field.getType()));
 				if (isCPP) {
 					output(")env->GetObjectField(lpObject, ");
 				} else {
 					output(")(*env)->GetObjectField(env, lpObject, ");
 				}
 				output(getClassName(field.getDeclaringClass()));
 				output("Fc.");
 				output(field.getName());
 				outputln(");");
 				if (isCPP) {
 					output("\tenv->Set");
 				} else {
 					output("\t(*env)->Set");
 				}
 				output(getTypeSignature1(componentType));
 				if (isCPP) {
 					output("ArrayRegion(lpObject1, 0, sizeof(lpStruct->");
 				} else {
 					output("ArrayRegion(env, lpObject1, 0, sizeof(lpStruct->");
 				}
 				output(accessor);
 				output(")");
 				int byteCount = getByteCount(componentType);
 				if (byteCount > 1) {
 					output(" / ");
 					output(String.valueOf(byteCount));
 				}
 				output(", (");
 				output(getTypeSignature4(type));
 				output(")lpStruct->");
 				output(accessor);
 				outputln(");");
 				output("\t}");
 			} else {
 				throw new Error("not done");
 			}
 		} else {
 			outputln("\t{");
 			output("\tjobject lpObject1 = (*env)->GetObjectField(env, lpObject, ");
 			output(getClassName(field.getDeclaringClass()));
 			output("Fc.");
 			output(field.getName());
 			outputln(");");
 			output("\tif (lpObject1 != NULL) set");
 			output(typeName);
 			output("Fields(env, lpObject1, &lpStruct->");
 			output(accessor);
 			outputln(");");
 			output("\t}");
 		}
 		outputln();
 		if (noWinCE) {
 			outputln("#endif");
 		}
 		if (exclude.length() != 0) {
 			outputln("#endif");
 		}
 	}
 }

 void generateSetFunction(Class clazz) {
 	String clazzName = getClassName(clazz);
 	output("void set");
 	output(clazzName);
 	output("Fields(JNIEnv *env, jobject lpObject, ");
 	output(clazzName);
 	outputln(" *lpStruct)");
 	outputln("{");
 	output("\tif (!");
 	output(clazzName);
 	output("Fc.cached) cache");
 	output(clazzName);
 	outputln("Fields(env, lpObject);");
 	generateSetFields(clazz);
 	outputln("}");
 }

 void generateFunctions(Class clazz) {
 	generateCacheFunction(clazz);
 	outputln();
 	generateGetFunction(clazz);
 	outputln();
 	generateSetFunction(clazz);
 }

 boolean ignoreField(Field field) {
 	int mods = field.getModifiers();
 	return
 		((mods & Modifier.PUBLIC) == 0) ||
 		((mods & Modifier.FINAL) != 0) ||
 		((mods & Modifier.STATIC) != 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 Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-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;

	public class StructsGenerator extends JNIGenerator {

	boolean header;

	public StructsGenerator(boolean header) {
	this.header = header;
	}

	public void generateCopyright() {
	generateMetaData("swt_copyright");
	}

	public void generateIncludes() {
	if (header) {
	output("#include \"");
	output(getOutputName());
	outputln(".h\"");
	} else {
	outputln("#include \"swt.h\"");
	output("#include \"");
	output(getOutputName());
	outputln("_structs.h\"");
	}
	outputln();
	}

	public void generate(Class clazz) {
	int j = 0;
	Field[] fields = clazz.getDeclaredFields();
	for (; j < fields.length; j++) {
	Field field = fields[j];
	int mods = field.getModifiers();
	if ((mods & Modifier.PUBLIC) != 0 && (mods & Modifier.STATIC) == 0) {
	break;
	}
	}
	if (j == fields.length) return;
	if (header) {
	generateHeaderFile(clazz);
	} else {
	generateSourceFile(clazz);
	}
	}

	public void generate() {
	if (!header && getClasses().length == 0) return;
	super.generate();
	}

	public String getExtension() {
	return header ? ".h" : super.getExtension();
	}

	public String getSuffix() {
	return "_structs";
	}

	void generateExcludes(Class[] classes) {
	HashSet excludes = new HashSet();
	for (int i = 0; i < classes.length; i++) {
	Class clazz = classes[i];
	ClassData classData = getMetaData().getMetaData(clazz);
	String exclude = classData.getExclude();
	if (exclude.length() != 0) {
	excludes.add(exclude);
	}
	}
	for (Iterator iter = excludes.iterator(); iter.hasNext();) {
	String exclude = (String)iter.next();
	outputln(exclude);
	for (int i = 0; i < classes.length; i++) {
	Class clazz = classes[i];
	ClassData classData = getMetaData().getMetaData(clazz);
	String classExclude = classData.getExclude();
	if (exclude.equals(classExclude)) {
	output("#define NO_");
	outputln(getClassName(clazz));
	}
	}
	outputln("#endif");
	outputln();
	}
	}

	void generateHeaderFile(Class clazz) {
	generateSourceStart(clazz);
	generatePrototypes(clazz);
	generateBlankMacros(clazz);
	generateSourceEnd(clazz);
	outputln();
	}

	void generateSourceFile(Class clazz) {
	generateSourceStart(clazz);
	generateFIDsStructure(clazz);
	outputln();
	generateGlobalVar(clazz);
	outputln();
	generateFunctions(clazz);
	generateSourceEnd(clazz);
	outputln();
	}

	void generateSourceStart(Class clazz) {
	String clazzName = getClassName(clazz);
	output("#ifndef NO_");
	outputln(clazzName);
	}

	void generateSourceEnd(Class clazz) {
	outputln("#endif");
	}

	void generateGlobalVar(Class clazz) {
	String clazzName = getClassName(clazz);
	output(clazzName);
	output("_FID_CACHE ");
	output(clazzName);
	outputln("Fc;");
	}

	void generateBlankMacros(Class clazz) {
	String clazzName = getClassName(clazz);
	outputln("#else");
	output("#define cache");
	output(clazzName);
	outputln("Fields(a,b)");
	output("#define get");
	output(clazzName);
	outputln("Fields(a,b,c) NULL");
	output("#define set");
	output(clazzName);
	outputln("Fields(a,b,c)");
	output("#define ");
	output(clazzName);
	outputln("_sizeof() 0");
	}

	void generatePrototypes(Class clazz) {
	String clazzName = getClassName(clazz);
	output("void cache");
	output(clazzName);
	outputln("Fields(JNIEnv *env, jobject lpObject);");
	output(clazzName);
	output(" *get");
	output(clazzName);
	output("Fields(JNIEnv *env, jobject lpObject, ");
	output(clazzName);
	outputln(" *lpStruct);");
	output("void set");
	output(clazzName);
	output("Fields(JNIEnv *env, jobject lpObject, ");
	output(clazzName);
	outputln(" *lpStruct);");
	output("#define ");
	output(clazzName);
	output("_sizeof() sizeof(");
	output(clazzName);
	outputln(")");
	}

	void generateFIDsStructure(Class clazz) {
	String clazzName = getClassName(clazz);
	output("typedef struct ");
	output(clazzName);
	outputln("_FID_CACHE {");
	outputln("\tint cached;");
	outputln("\tjclass clazz;");
	output("\tjfieldID ");
	Field[] fields = clazz.getDeclaredFields();
	boolean first = true;
	for (int i = 0; i < fields.length; i++) {
	Field field = fields[i];
	if (ignoreField(field)) continue;
	if (!first) output(", ");
	output(field.getName());
	first = false;
	}
	outputln(";");
	output("} ");
	output(clazzName);
	outputln("_FID_CACHE;");
	}

	void generateCacheFunction(Class clazz) {
	String clazzName = getClassName(clazz);
	output("void cache");
	output(clazzName);
	outputln("Fields(JNIEnv *env, jobject lpObject)");
	outputln("{");
	output("\tif (");
	output(clazzName);
	outputln("Fc.cached) return;");
	Class superclazz = clazz.getSuperclass();
	if (superclazz != Object.class) {
	String superName = getClassName(superclazz);
	output("\tcache");
	output(superName);
	outputln("Fields(env, lpObject);");
	}
	output("\t");
	output(clazzName);
	if (isCPP) {
	output("Fc.clazz = env->GetObjectClass(lpObject);");
	} else {
	output("Fc.clazz = (*env)->GetObjectClass(env, lpObject);");
	}
	outputln();
	Field[] fields = clazz.getDeclaredFields();
	for (int i = 0; i < fields.length; i++) {
	Field field = fields[i];
	if (ignoreField(field)) continue;
	output("\t");
	output(clazzName);
	output("Fc.");
	output(field.getName());
	if (isCPP) {
	output(" = env->GetFieldID(");
	} else {
	output(" = (*env)->GetFieldID(env, ");
	}
	output(clazzName);
	output("Fc.clazz, \"");
	output(field.getName());
	output("\", \"");
	output(getTypeSignature(field.getType()));
	outputln("\");");
	}
	output("\t");
	output(clazzName);
	outputln("Fc.cached = 1;");
	outputln("}");
	}

	void generateGetFields(Class clazz) {
	Class superclazz = clazz.getSuperclass();
	String clazzName = getClassName(clazz);
	String superName = getClassName(superclazz);
	if (superclazz != Object.class) {
	/* Windows exception - cannot call get/set function of super class in this case */
	if (!(clazzName.equals(superName + "A") \|\| clazzName.equals(superName + "W"))) {
	output("\tget");
	output(superName);
	output("Fields(env, lpObject, (");
	output(superName);
	outputln(" *)lpStruct);");
	} else {
	generateGetFields(superclazz);
	}
	}
	Field[] fields = clazz.getDeclaredFields();
	for (int i = 0; i < fields.length; i++) {
	Field field = fields[i];
	if (ignoreField(field)) continue;
	FieldData fieldData = getMetaData().getMetaData(field);
	String exclude = fieldData.getExclude();
	if (exclude.length() != 0) {
	outputln(exclude);
	}
	boolean noWinCE = fieldData.getFlag("no_wince");
	if (noWinCE) {
	outputln("#ifndef _WIN32_WCE");
	}
	Class type = field.getType();
	String typeName = getClassName(type);
	String accessor = fieldData.getAccessor();
	if (accessor == null \|\| accessor.length() == 0) accessor = field.getName();
	if (type.isPrimitive()) {
	output("\tlpStruct->");
	output(accessor);
	output(" = ");
	output(fieldData.getCast());
	if (isCPP) {
	output("env->Get");
	} else {
	output("(*env)->Get");
	}
	output(getTypeSignature1(field.getType()));
	if (isCPP) {
	output("Field(lpObject, ");
	} else {
	output("Field(env, lpObject, ");
	}
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	output(");");
	} else if (type.isArray()) {
	Class componentType = type.getComponentType();
	if (componentType.isPrimitive()) {
	outputln("\t{");
	output("\t");
	output(getTypeSignature2(field.getType()));
	output(" lpObject1 = (");
	output(getTypeSignature2(field.getType()));
	if (isCPP) {
	output(")env->GetObjectField(lpObject, ");
	} else {
	output(")(*env)->GetObjectField(env, lpObject, ");
	}
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	outputln(");");
	if (isCPP) {
	output("\tenv->Get");
	} else {
	output("\t(*env)->Get");
	}
	output(getTypeSignature1(componentType));
	if (isCPP) {
	output("ArrayRegion(lpObject1, 0, sizeof(lpStruct->");
	} else {
	output("ArrayRegion(env, lpObject1, 0, sizeof(lpStruct->");
	}
	output(accessor);
	output(")");
	int byteCount = getByteCount(componentType);
	if (byteCount > 1) {
	output(" / ");
	output(String.valueOf(byteCount));
	}
	output(", (");
	output(getTypeSignature4(type));
	output(")lpStruct->");
	output(accessor);
	outputln(");");
	output("\t}");
	} else {
	throw new Error("not done");
	}
	} else {
	outputln("\t{");
	if (isCPP) {
	output("\tjobject lpObject1 = env->GetObjectField(lpObject, ");
	} else {
	output("\tjobject lpObject1 = (*env)->GetObjectField(env, lpObject, ");
	}
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	outputln(");");
	output("\tif (lpObject1 != NULL) get");
	output(typeName);
	output("Fields(env, lpObject1, &lpStruct->");
	output(accessor);
	outputln(");");
	output("\t}");
	}
	outputln();
	if (noWinCE) {
	outputln("#endif");
	}
	if (exclude.length() != 0) {
	outputln("#endif");
	}
	}
	}

	void generateGetFunction(Class clazz) {
	String clazzName = getClassName(clazz);
	output(clazzName);
	output(" *get");
	output(clazzName);
	output("Fields(JNIEnv *env, jobject lpObject, ");
	output(clazzName);
	outputln(" *lpStruct)");
	outputln("{");
	output("\tif (!");
	output(clazzName);
	output("Fc.cached) cache");
	output(clazzName);
	outputln("Fields(env, lpObject);");
	generateGetFields(clazz);
	outputln("\treturn lpStruct;");
	outputln("}");
	}

	void generateSetFields(Class clazz) {
	Class superclazz = clazz.getSuperclass();
	String clazzName = getClassName(clazz);
	String superName = getClassName(superclazz);
	if (superclazz != Object.class) {
	/* Windows exception - cannot call get/set function of super class in this case */
	if (!(clazzName.equals(superName + "A") \|\| clazzName.equals(superName + "W"))) {
	output("\tset");
	output(superName);
	output("Fields(env, lpObject, (");
	output(superName);
	outputln(" *)lpStruct);");
	} else {
	generateSetFields(superclazz);
	}
	}
	Field[] fields = clazz.getDeclaredFields();
	for (int i = 0; i < fields.length; i++) {
	Field field = fields[i];
	if (ignoreField(field)) continue;
	FieldData fieldData = getMetaData().getMetaData(field);
	String exclude = fieldData.getExclude();
	if (exclude.length() != 0) {
	outputln(exclude);
	}
	boolean noWinCE = fieldData.getFlag("no_wince");
	if (noWinCE) {
	outputln("#ifndef _WIN32_WCE");
	}
	Class type = field.getType();
	String typeName = getClassName(type);
	String accessor = fieldData.getAccessor();
	if (accessor == null \|\| accessor.length() == 0) accessor = field.getName();
	if (type.isPrimitive()) {
	if (isCPP) {
	output("\tenv->Set");
	} else {
	output("\t(*env)->Set");
	}
	output(getTypeSignature1(field.getType()));
	if (isCPP) {
	output("Field(lpObject, ");
	} else {
	output("Field(env, lpObject, ");
	}
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	output(", (");
	output(getTypeSignature2(field.getType()));
	output(")lpStruct->");
	output(accessor);
	output(");");
	} else if (type.isArray()) {
	Class componentType = type.getComponentType();
	if (componentType.isPrimitive()) {
	outputln("\t{");
	output("\t");
	output(getTypeSignature2(field.getType()));
	output(" lpObject1 = (");
	output(getTypeSignature2(field.getType()));
	if (isCPP) {
	output(")env->GetObjectField(lpObject, ");
	} else {
	output(")(*env)->GetObjectField(env, lpObject, ");
	}
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	outputln(");");
	if (isCPP) {
	output("\tenv->Set");
	} else {
	output("\t(*env)->Set");
	}
	output(getTypeSignature1(componentType));
	if (isCPP) {
	output("ArrayRegion(lpObject1, 0, sizeof(lpStruct->");
	} else {
	output("ArrayRegion(env, lpObject1, 0, sizeof(lpStruct->");
	}
	output(accessor);
	output(")");
	int byteCount = getByteCount(componentType);
	if (byteCount > 1) {
	output(" / ");
	output(String.valueOf(byteCount));
	}
	output(", (");
	output(getTypeSignature4(type));
	output(")lpStruct->");
	output(accessor);
	outputln(");");
	output("\t}");
	} else {
	throw new Error("not done");
	}
	} else {
	outputln("\t{");
	output("\tjobject lpObject1 = (*env)->GetObjectField(env, lpObject, ");
	output(getClassName(field.getDeclaringClass()));
	output("Fc.");
	output(field.getName());
	outputln(");");
	output("\tif (lpObject1 != NULL) set");
	output(typeName);
	output("Fields(env, lpObject1, &lpStruct->");
	output(accessor);
	outputln(");");
	output("\t}");
	}
	outputln();
	if (noWinCE) {
	outputln("#endif");
	}
	if (exclude.length() != 0) {
	outputln("#endif");
	}
	}
	}

	void generateSetFunction(Class clazz) {
	String clazzName = getClassName(clazz);
	output("void set");
	output(clazzName);
	output("Fields(JNIEnv *env, jobject lpObject, ");
	output(clazzName);
	outputln(" *lpStruct)");
	outputln("{");
	output("\tif (!");
	output(clazzName);
	output("Fc.cached) cache");
	output(clazzName);
	outputln("Fields(env, lpObject);");
	generateSetFields(clazz);
	outputln("}");
	}

	void generateFunctions(Class clazz) {
	generateCacheFunction(clazz);
	outputln();
	generateGetFunction(clazz);
	outputln();
	generateSetFunction(clazz);
	}

	boolean ignoreField(Field field) {
	int mods = field.getModifiers();
	return
	((mods & Modifier.PUBLIC) == 0) \|\|
	((mods & Modifier.FINAL) != 0) \|\|
	((mods & Modifier.STATIC) != 0);
	}

	}