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Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/corba/Java2IDLUtil.java')
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diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/corba/Java2IDLUtil.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/corba/Java2IDLUtil.java
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+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/corba/Java2IDLUtil.java
@@ -0,0 +1,811 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.sca.binding.ejb.corba;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.ObjectOutputStream;
+import java.io.Serializable;
+import java.io.UnsupportedEncodingException;
+import java.lang.reflect.Method;
+import java.rmi.Remote;
+import java.rmi.RemoteException;
+import java.rmi.UnexpectedException;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedHashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.ejb.spi.HandleDelegate;
+import javax.naming.InitialContext;
+import javax.naming.NamingException;
+import javax.rmi.PortableRemoteObject;
+
+import org.omg.CORBA.ORB;
+import org.omg.CORBA.UserException;
+import org.omg.CORBA.portable.IDLEntity;
+import org.omg.CORBA.portable.ResponseHandler;
+import org.omg.CORBA.portable.UnknownException;
+import org.omg.CORBA_2_3.portable.InputStream;
+import org.omg.CORBA_2_3.portable.OutputStream;
+import org.omg.IOP.Codec;
+import org.omg.IOP.CodecFactory;
+import org.omg.IOP.ENCODING_CDR_ENCAPS;
+import org.omg.IOP.Encoding;
+
+/**
+ * Various utility functions.
+ * <p/>
+ * Note: #getORB() and #getCodec() rely on UtilInitializer to initialize the ORB and codec.
+ *
+ * @version $Rev$ $Date$
+ * @see UtilInitializer
+ */
+public final class Java2IDLUtil {
+ private static ORB orb;
+ private static Codec codec;
+ private static HandleDelegate handleDelegate;
+
+ public static ORB getORB() {
+ assert orb != null;
+ return orb;
+ }
+
+
+
+ public static void setORB(ORB orb) throws UserException {
+ if (Java2IDLUtil.orb == null) {
+ Java2IDLUtil.orb = orb;
+ CodecFactory factory = (CodecFactory) Java2IDLUtil.orb.resolve_initial_references("CodecFactory");
+ codec = factory.create_codec(new Encoding(ENCODING_CDR_ENCAPS.value, (byte) 1, (byte) 2));
+ }
+ }
+
+ public static Codec getCodec() {
+ assert codec != null;
+ return codec;
+ }
+
+ public static HandleDelegate getHandleDelegate() throws NamingException {
+ if (handleDelegate == null) {
+ InitialContext ic = new InitialContext();
+ handleDelegate = (HandleDelegate) ic.lookup("java:comp/HandleDelegate");
+ }
+ return handleDelegate;
+ }
+
+ private static final Pattern SCOPED_NAME_EXTRACTION_PATTERN = Pattern.compile("(\\\\\\\\)|(\\\\@)|(@)|(\\z)");
+
+ /**
+ * See csiv2 Specification 16.2.5 par. 63-64. We extract the username if any and un-escape any
+ * escaped \ and @ characters.
+ *
+ * @param scopedNameBytes
+ * @return
+ * @throws UnsupportedEncodingException
+ */
+ public static String extractUserNameFromScopedName(byte[] scopedNameBytes) throws UnsupportedEncodingException {
+ String scopedUserName = new String(scopedNameBytes, "UTF8");
+ return extractUserNameFromScopedName(scopedUserName);
+ }
+
+ public static String extractUserNameFromScopedName(String scopedUserName) {
+ Matcher m = SCOPED_NAME_EXTRACTION_PATTERN.matcher(scopedUserName);
+ StringBuffer buf = new StringBuffer();
+ while (m.find()) {
+ m.appendReplacement(buf, "");
+ if (m.group(1) != null) {
+ buf.append('\\');
+ } else if (m.group(2) != null) {
+ buf.append("@");
+ } else if (m.group(3) != null) {
+ break;
+ }
+ }
+ return buf.toString();
+ }
+
+ private static final Pattern SCOPED_NAME_ESCAPE_PATTERN = Pattern.compile("(\\\\)|(@)");
+
+ public static String buildScopedUserName(String user, String domain) {
+ StringBuffer buf = new StringBuffer();
+ if (user != null) {
+ escape(user, buf);
+ }
+ if (domain != null) {
+ buf.append('@');
+ escape(domain, buf);
+ }
+ return buf.toString();
+ }
+
+ private static void escape(String s, StringBuffer buf) {
+ Matcher m = SCOPED_NAME_ESCAPE_PATTERN.matcher(s);
+ while (m.find()) {
+ m.appendReplacement(buf, "");
+ if (m.group(1) != null) {
+ buf.append("\\\\");
+ } else if (m.group(2) != null) {
+ buf.append("\\@");
+ }
+ }
+ m.appendTail(buf);
+ }
+
+
+ public static String byteToString(byte[] data) {
+ StringBuffer buffer = new StringBuffer();
+ for (int i = 0; i < data.length; i++) {
+ buffer.append(HEXCHAR[(data[i] >>> 4) & 0x0F]);
+ buffer.append(HEXCHAR[(data[i]) & 0x0F]);
+ }
+ return buffer.toString();
+
+ }
+
+ private static final char[] HEXCHAR = {
+ '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
+ };
+
+ public static void writeObject(Class type, Object object, OutputStream out) {
+ if (type == Void.TYPE) {
+ // do nothing for a void
+ } else if (type == Boolean.TYPE) {
+ out.write_boolean(((Boolean) object).booleanValue());
+ } else if (type == Byte.TYPE) {
+ out.write_octet(((Byte) object).byteValue());
+ } else if (type == Character.TYPE) {
+ out.write_wchar(((Character) object).charValue());
+ } else if (type == Double.TYPE) {
+ out.write_double(((Double) object).doubleValue());
+ } else if (type == Float.TYPE) {
+ out.write_float(((Float) object).floatValue());
+ } else if (type == Integer.TYPE) {
+ out.write_long(((Integer) object).intValue());
+ } else if (type == Long.TYPE) {
+ out.write_longlong(((Long) object).longValue());
+ } else if (type == Short.TYPE) {
+ out.write_short(((Short) object).shortValue());
+ } else {
+ // object types must be written in the context of the CORBA application server
+ // which properly write replaces our objects for CORBA
+ // ApplicationServer oldApplicationServer = ServerFederation.getApplicationServer();
+ try {
+ // ServerFederation.setApplicationServer(corbaApplicationServer);
+
+ // todo check if
+ // copy the result to force replacement
+ // CORBA does not call writeReplace on remote proxies
+ //
+ // HOWEVER, if this is an array, then we don't want to do the replacement
+ // because we can end up with a replacement element that's not compatible with the
+ // original array type, which results in an ArrayStoreException. Fortunately,
+ // the Yoko RMI support appears to be able to sort this out for us correctly.
+ if (object instanceof Serializable && !object.getClass().isArray()) {
+ try {
+ object = copyObj(Thread.currentThread().getContextClassLoader(), object);
+ } catch (Exception e) {
+ throw new UnknownException(e);
+ }
+ }
+
+ if (type == Object.class || type == Serializable.class) {
+ javax.rmi.CORBA.Util.writeAny(out, object);
+ } else if (org.omg.CORBA.Object.class.isAssignableFrom(type)) {
+ out.write_Object((org.omg.CORBA.Object) object);
+ } else if (Remote.class.isAssignableFrom(type)) {
+ javax.rmi.CORBA.Util.writeRemoteObject(out, object);
+ } else if (type.isInterface() && Serializable.class.isAssignableFrom(type)) {
+ javax.rmi.CORBA.Util.writeAbstractObject(out, object);
+ } else {
+ out.write_value((Serializable) object, type);
+ }
+ } finally {
+ // ServerFederation.setApplicationServer(oldApplicationServer);
+ }
+ }
+ }
+
+ private static Object copyObj(ClassLoader classLoader, Object object) throws IOException, ClassNotFoundException {
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
+ ObjectOutputStream oos = new ObjectOutputStream(baos);
+ oos.writeObject(object);
+ oos.flush();
+ oos.close();
+ ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
+ ObjectInputStreamExt ois = new ObjectInputStreamExt(bais, classLoader);
+ return ois.readObject();
+ }
+
+ public static Object readObject(Class type, InputStream in) {
+ if (type == Void.TYPE) {
+ return null;
+ } else if (type == Boolean.TYPE) {
+ return new Boolean(in.read_boolean());
+ } else if (type == Byte.TYPE) {
+ return new Byte(in.read_octet());
+ } else if (type == Character.TYPE) {
+ return new Character(in.read_wchar());
+ } else if (type == Double.TYPE) {
+ return new Double(in.read_double());
+ } else if (type == Float.TYPE) {
+ return new Float(in.read_float());
+ } else if (type == Integer.TYPE) {
+ return new Integer(in.read_long());
+ } else if (type == Long.TYPE) {
+ return new Long(in.read_longlong());
+ } else if (type == Short.TYPE) {
+ return new Short(in.read_short());
+ } else if (type == Object.class || type == Serializable.class) {
+ return javax.rmi.CORBA.Util.readAny(in);
+ } else if (org.omg.CORBA.Object.class.isAssignableFrom(type)) {
+ return in.read_Object(type);
+ } else if (Remote.class.isAssignableFrom(type)) {
+ return PortableRemoteObject.narrow(in.read_Object(), type);
+ } else if (type.isInterface() && Serializable.class.isAssignableFrom(type)) {
+ return in.read_abstract_interface();
+ } else {
+ return in.read_value(type);
+ }
+ }
+
+ public static void throwException(Method method, InputStream in) throws Throwable {
+ // read the exception id
+ final String id = in.read_string();
+
+ // get the class name from the id
+ if (!id.startsWith("IDL:")) {
+ return;
+ }
+
+ Class[] exceptionTypes = method.getExceptionTypes();
+ for (int i = 0; i < exceptionTypes.length; i++) {
+ Class exceptionType = exceptionTypes[i];
+
+ String exceptionId = getExceptionId(exceptionType);
+ if (id.equals(exceptionId)) {
+ throw (Throwable) in.read_value(exceptionType);
+ }
+ }
+ throw new UnexpectedException(id);
+ }
+
+ public static OutputStream writeUserException(Method method, ResponseHandler reply, Exception exception) throws Exception {
+ if (exception instanceof RuntimeException || exception instanceof RemoteException) {
+ throw exception;
+ }
+
+ Class[] exceptionTypes = method.getExceptionTypes();
+ for (int i = 0; i < exceptionTypes.length; i++) {
+ Class exceptionType = exceptionTypes[i];
+ if (!exceptionType.isInstance(exception)) {
+ continue;
+ }
+
+ OutputStream out = (OutputStream) reply.createExceptionReply();
+ String exceptionId = getExceptionId(exceptionType);
+ out.write_string(exceptionId);
+ out.write_value(exception);
+ return out;
+ }
+ throw exception;
+ }
+
+ public static String getExceptionId(Class exceptionType) {
+ String exceptionName = exceptionType.getName().replace('.', '/');
+ if (exceptionName.endsWith("Exception")) {
+ exceptionName = exceptionName.substring(0, exceptionName.length() - "Exception".length());
+ }
+ exceptionName += "Ex";
+ String exceptionId = "IDL:" + exceptionName + ":1.0";
+ return exceptionId;
+ }
+
+ public static String[] createCorbaIds(Class type) {
+ List ids = new LinkedList();
+ for (Iterator iterator = getAllInterfaces(type).iterator(); iterator.hasNext();) {
+ Class superInterface = (Class) iterator.next();
+ if (Remote.class.isAssignableFrom(superInterface) && superInterface != Remote.class) {
+ ids.add("RMI:" + superInterface.getName() + ":0000000000000000");
+ }
+ }
+ return (String[]) ids.toArray(new String[ids.size()]);
+ }
+
+ private static Set getAllInterfaces(Class intfClass) {
+ Set allInterfaces = new LinkedHashSet();
+
+ LinkedList stack = new LinkedList();
+ stack.addFirst(intfClass);
+
+ while (!stack.isEmpty()) {
+ Class intf = (Class) stack.removeFirst();
+ allInterfaces.add(intf);
+ stack.addAll(0, Arrays.asList(intf.getInterfaces()));
+ }
+
+ return allInterfaces;
+ }
+
+ public static Map mapMethodToOperation(Class intfClass) {
+ return iiopMap(intfClass, false);
+ }
+
+ public static Map mapOperationToMethod(Class intfClass) {
+ return iiopMap(intfClass, true);
+ }
+
+ private static Map iiopMap(Class intfClass, boolean operationToMethod) {
+ Method[] methods = getAllMethods(intfClass);
+
+ // find every valid getter
+ HashMap getterByMethod = new HashMap(methods.length);
+ HashMap getterByName = new HashMap(methods.length);
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+ String methodName = method.getName();
+
+ // no arguments allowed
+ if (method.getParameterTypes().length != 0) {
+ continue;
+ }
+
+ // must start with get or is
+ String verb;
+ if (methodName.startsWith("get") && methodName.length() > 3 && method.getReturnType() != void.class) {
+ verb = "get";
+ } else if (methodName.startsWith("is") && methodName.length() > 2 && method.getReturnType() == boolean.class) {
+ verb = "is";
+ } else {
+ continue;
+ }
+
+ // must only throw Remote or Runtime Exceptions
+ boolean exceptionsValid = true;
+ Class[] exceptionTypes = method.getExceptionTypes();
+ for (int j = 0; j < exceptionTypes.length; j++) {
+ Class exceptionType = exceptionTypes[j];
+ if (!RemoteException.class.isAssignableFrom(exceptionType) &&
+ !RuntimeException.class.isAssignableFrom(exceptionType) &&
+ !Error.class.isAssignableFrom(exceptionType)) {
+ exceptionsValid = false;
+ break;
+ }
+ }
+ if (!exceptionsValid) {
+ continue;
+ }
+
+ String propertyName;
+ if (methodName.length() > verb.length() + 1 && Character.isUpperCase(methodName.charAt(verb.length() + 1))) {
+ propertyName = methodName.substring(verb.length());
+ } else {
+ propertyName = Character.toLowerCase(methodName.charAt(verb.length())) + methodName.substring(verb.length() + 1);
+ }
+ getterByMethod.put(method, propertyName);
+ getterByName.put(propertyName, method);
+ }
+
+ HashMap setterByMethod = new HashMap(methods.length);
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+ String methodName = method.getName();
+
+ // must have exactally one arg
+ if (method.getParameterTypes().length != 1) {
+ continue;
+ }
+
+ // must return non void
+ if (method.getReturnType() != void.class) {
+ continue;
+ }
+
+ // must start with set
+ if (!methodName.startsWith("set") || methodName.length() <= 3) {
+ continue;
+ }
+
+ // must only throw Remote or Runtime Exceptions
+ boolean exceptionsValid = true;
+ Class[] exceptionTypes = method.getExceptionTypes();
+ for (int j = 0; j < exceptionTypes.length; j++) {
+ Class exceptionType = exceptionTypes[j];
+ if (!RemoteException.class.isAssignableFrom(exceptionType) &&
+ !RuntimeException.class.isAssignableFrom(exceptionType) &&
+ !Error.class.isAssignableFrom(exceptionType)) {
+ exceptionsValid = false;
+ break;
+ }
+ }
+ if (!exceptionsValid) {
+ continue;
+ }
+
+ String propertyName;
+ if (methodName.length() > 4 && Character.isUpperCase(methodName.charAt(4))) {
+ propertyName = methodName.substring(3);
+ } else {
+ propertyName = Character.toLowerCase(methodName.charAt(3)) + methodName.substring(4);
+ }
+
+ // must have a matching getter
+ Method getter = (Method) getterByName.get(propertyName);
+ if (getter == null) {
+ continue;
+ }
+
+ // setter property must match getter return value
+ if (!method.getParameterTypes()[0].equals(getter.getReturnType())) {
+ continue;
+ }
+ setterByMethod.put(method, propertyName);
+ }
+
+ // index the methods by name... used to determine which methods are overloaded
+ HashMap overloadedMethods = new HashMap(methods.length);
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+ if (getterByMethod.containsKey(method) || setterByMethod.containsKey(method)) {
+ continue;
+ }
+ String methodName = method.getName();
+ List methodList = (List) overloadedMethods.get(methodName);
+ if (methodList == null) {
+ methodList = new LinkedList();
+ overloadedMethods.put(methodName, methodList);
+ }
+ methodList.add(method);
+ }
+
+ // index the methods by lower case name... used to determine which methods differ only by case
+ HashMap caseCollisionMethods = new HashMap(methods.length);
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+ if (getterByMethod.containsKey(method) || setterByMethod.containsKey(method)) {
+ continue;
+ }
+ String lowerCaseMethodName = method.getName().toLowerCase();
+ Set methodSet = (Set) caseCollisionMethods.get(lowerCaseMethodName);
+ if (methodSet == null) {
+ methodSet = new HashSet();
+ caseCollisionMethods.put(lowerCaseMethodName, methodSet);
+ }
+ methodSet.add(method.getName());
+ }
+
+ String className = getClassName(intfClass);
+ Map iiopMap = new HashMap(methods.length);
+ for (int i = 0; i < methods.length; i++) {
+ Method method = methods[i];
+
+ String iiopName = (String) getterByMethod.get(method);
+ if (iiopName != null) {
+ // if we have a leading underscore prepend with J
+ if (iiopName.charAt(0) == '_') {
+ iiopName = "J_get_" + iiopName.substring(1);
+ } else {
+ iiopName = "_get_" + iiopName;
+ }
+ } else {
+ iiopName = (String) setterByMethod.get(method);
+ if (iiopName != null) {
+ // if we have a leading underscore prepend with J
+ if (iiopName.charAt(0) == '_') {
+ iiopName = "J_set_" + iiopName.substring(1);
+ } else {
+ iiopName = "_set_" + iiopName;
+ }
+ } else {
+ iiopName = method.getName();
+
+ // if we have a leading underscore prepend with J
+ if (iiopName.charAt(0) == '_') {
+ iiopName = "J" + iiopName;
+ }
+ }
+ }
+
+ // if this name only differs by case add the case index to the end
+ Set caseCollisions = (Set) caseCollisionMethods.get(method.getName().toLowerCase());
+ if (caseCollisions != null && caseCollisions.size() > 1) {
+ iiopName += upperCaseIndexString(iiopName);
+ }
+
+ // if this is an overloaded method append the parameter string
+ List overloads = (List) overloadedMethods.get(method.getName());
+ if (overloads != null && overloads.size() > 1) {
+ iiopName += buildOverloadParameterString(method.getParameterTypes());
+ }
+
+ // if we have a leading underscore prepend with J
+ iiopName = replace(iiopName, '$', "U0024");
+
+ // if we have matched a keyword prepend with an underscore
+ if (keywords.contains(iiopName.toLowerCase())) {
+ iiopName = "_" + iiopName;
+ }
+
+ // if the name is the same as the class name, append an underscore
+ if (iiopName.equalsIgnoreCase(className)) {
+ iiopName += "_";
+ }
+
+ if (operationToMethod) {
+ iiopMap.put(iiopName, method);
+ } else {
+ iiopMap.put(method, iiopName);
+ }
+ }
+
+ return iiopMap;
+ }
+
+ private static Method[] getAllMethods(Class intfClass) {
+ LinkedList methods = new LinkedList();
+ for (Iterator iterator = getAllInterfaces(intfClass).iterator(); iterator.hasNext();) {
+ Class intf = (Class) iterator.next();
+ methods.addAll(Arrays.asList(intf.getDeclaredMethods()));
+ }
+
+ return (Method[]) methods.toArray(new Method[methods.size()]);
+ }
+
+ /**
+ * Return the a string containing an underscore '_' index of each uppercase character in the IIOP name.
+ *
+ * This is used for distinction of names that only differ by case, since CORBA does not support case sensitive names.
+ */
+ private static String upperCaseIndexString(String iiopName) {
+ StringBuffer stringBuffer = new StringBuffer();
+ for (int i = 0; i < iiopName.length(); i++) {
+ char c = iiopName.charAt(i);
+ if (Character.isUpperCase(c)) {
+ stringBuffer.append('_').append(i);
+ }
+ }
+ return stringBuffer.toString();
+ }
+
+ /**
+ * Replaces any occurances of the specified "oldChar" with the new string.
+ *
+ * This is used to replace occurances if '$' in CORBA names since '$' is a special character
+ */
+ private static String replace(String source, char oldChar, String newString) {
+ StringBuffer stringBuffer = new StringBuffer(source.length());
+ for (int i = 0; i < source.length(); i++) {
+ char c = source.charAt(i);
+ if (c == oldChar) {
+ stringBuffer.append(newString);
+ } else {
+ stringBuffer.append(c);
+ }
+ }
+ return stringBuffer.toString();
+ }
+
+ /**
+ * Return the a string containing a double underscore '__' list of parameter types encoded using the Java to IDL rules.
+ *
+ * This is used for distinction of methods that only differ by parameter lists.
+ */
+ private static String buildOverloadParameterString(Class[] parameterTypes) {
+ String name = "";
+ if (parameterTypes.length ==0) {
+ name += "__";
+ } else {
+ for (int i = 0; i < parameterTypes.length; i++) {
+ Class parameterType = parameterTypes[i];
+ name += buildOverloadParameterString(parameterType);
+ }
+ }
+ return name.replace('.', '_');
+ }
+
+ /**
+ * Returns a single parameter type encoded using the Java to IDL rules.
+ */
+ private static String buildOverloadParameterString(Class parameterType) {
+ String name = "_";
+
+ int arrayDimensions = 0;
+ while (parameterType.isArray()) {
+ arrayDimensions++;
+ parameterType = parameterType.getComponentType();
+ }
+
+ // arrays start with org_omg_boxedRMI_
+ if (arrayDimensions > 0) {
+ name += "_org_omg_boxedRMI";
+ }
+
+ // IDLEntity types must be prefixed with org_omg_boxedIDL_
+ if (IDLEntity.class.isAssignableFrom(parameterType)) {
+ name += "_org_omg_boxedIDL";
+ }
+
+ // add package... some types have special mappings in corba
+ String packageName = (String) specialTypePackages.get(parameterType.getName());
+ if (packageName == null) {
+ packageName = getPackageName(parameterType.getName());
+ }
+ if (packageName.length() > 0) {
+ name += "_" + packageName;
+ }
+
+ // arrays now contain a dimension indicator
+ if (arrayDimensions > 0) {
+ name += "_" + "seq" + arrayDimensions;
+ }
+
+ // add the class name
+ String className = (String) specialTypeNames.get(parameterType.getName());
+ if (className == null) {
+ className = buildClassName(parameterType);
+ }
+ name += "_" + className;
+
+ return name;
+ }
+
+ /**
+ * Returns a string containing an encoded class name.
+ */
+ private static String buildClassName(Class type) {
+ if (type.isArray()) {
+ throw new IllegalArgumentException("type is an array: " + type);
+ }
+
+ // get the classname
+ String typeName = type.getName();
+ int endIndex = typeName.lastIndexOf('.');
+ if (endIndex < 0) {
+ return typeName;
+ }
+ StringBuffer className = new StringBuffer(typeName.substring(endIndex + 1));
+
+ // for innerclasses replace the $ separator with two underscores
+ // we can't just blindly replace all $ characters since class names can contain the $ character
+ if (type.getDeclaringClass() != null) {
+ String declaringClassName = getClassName(type.getDeclaringClass());
+ assert className.toString().startsWith(declaringClassName + "$");
+ className.replace(declaringClassName.length(), declaringClassName.length() + 1, "__");
+ }
+
+ // if we have a leading underscore prepend with J
+ if (className.charAt(0) == '_') {
+ className.insert(0, "J");
+ }
+ return className.toString();
+ }
+
+ private static String getClassName(Class type) {
+ if (type.isArray()) {
+ throw new IllegalArgumentException("type is an array: " + type);
+ }
+
+ // get the classname
+ String typeName = type.getName();
+ int endIndex = typeName.lastIndexOf('.');
+ if (endIndex < 0) {
+ return typeName;
+ }
+ return typeName.substring(endIndex + 1);
+ }
+
+ private static String getPackageName(String interfaceName) {
+ int endIndex = interfaceName.lastIndexOf('.');
+ if (endIndex < 0) {
+ return "";
+ }
+ return interfaceName.substring(0, endIndex);
+ }
+
+ private static final Map specialTypeNames;
+ private static final Map specialTypePackages;
+ private static final Set keywords;
+
+ static {
+ specialTypeNames = new HashMap();
+ specialTypeNames.put("boolean", "boolean");
+ specialTypeNames.put("char", "wchar");
+ specialTypeNames.put("byte", "octet");
+ specialTypeNames.put("short", "short");
+ specialTypeNames.put("int", "long");
+ specialTypeNames.put("long", "long_long");
+ specialTypeNames.put("float", "float");
+ specialTypeNames.put("double", "double");
+ specialTypeNames.put("java.lang.Class", "ClassDesc");
+ specialTypeNames.put("java.lang.String", "WStringValue");
+ specialTypeNames.put("org.omg.CORBA.Object", "Object");
+
+ specialTypePackages = new HashMap();
+ specialTypePackages.put("boolean", "");
+ specialTypePackages.put("char", "");
+ specialTypePackages.put("byte", "");
+ specialTypePackages.put("short", "");
+ specialTypePackages.put("int", "");
+ specialTypePackages.put("long", "");
+ specialTypePackages.put("float", "");
+ specialTypePackages.put("double", "");
+ specialTypePackages.put("java.lang.Class", "javax.rmi.CORBA");
+ specialTypePackages.put("java.lang.String", "CORBA");
+ specialTypePackages.put("org.omg.CORBA.Object", "");
+
+ keywords = new HashSet();
+ keywords.add("abstract");
+ keywords.add("any");
+ keywords.add("attribute");
+ keywords.add("boolean");
+ keywords.add("case");
+ keywords.add("char");
+ keywords.add("const");
+ keywords.add("context");
+ keywords.add("custom");
+ keywords.add("default");
+ keywords.add("double");
+ keywords.add("enum");
+ keywords.add("exception");
+ keywords.add("factory");
+ keywords.add("false");
+ keywords.add("fixed");
+ keywords.add("float");
+ keywords.add("in");
+ keywords.add("inout");
+ keywords.add("interface");
+ keywords.add("long");
+ keywords.add("module");
+ keywords.add("native");
+ keywords.add("object");
+ keywords.add("octet");
+ keywords.add("oneway");
+ keywords.add("out");
+ keywords.add("private");
+ keywords.add("public");
+ keywords.add("raises");
+ keywords.add("readonly");
+ keywords.add("sequence");
+ keywords.add("short");
+ keywords.add("string");
+ keywords.add("struct");
+ keywords.add("supports");
+ keywords.add("switch");
+ keywords.add("true");
+ keywords.add("truncatable");
+ keywords.add("typedef");
+ keywords.add("union");
+ keywords.add("unsigned");
+ keywords.add("valuebase");
+ keywords.add("valuetype");
+ keywords.add("void");
+ keywords.add("wchar");
+ keywords.add("wstring");
+ }
+
+}