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From apetre...@apache.org
Subject svn commit: r478907 [2/2] - in /harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200: ./ bytecode/
Date Fri, 24 Nov 2006 16:29:00 GMT
Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFile.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFile.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFile.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFile.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,69 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+//NOTE: Do not use generics in this code; it needs to run on JVMs < 1.5
+//NOTE: Do not extract strings as messages; this code is still a work-in-progress
+//NOTE: Also, don't get rid of 'else' statements for the hell of it ...
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+
+public class ClassFile {
+	public int major;
+	public int minor;
+	private int magic = 0xCAFEBABE;
+	public ClassConstantPool pool = new ClassConstantPool();
+	public int accessFlags;
+	public int thisClass;
+	public int superClass;
+	public int[] interfaces;
+	public ClassFileEntry[] fields;
+	public ClassFileEntry[] methods;
+	public Attribute[] attributes;
+	public void write(DataOutputStream dos) throws IOException {
+		dos.writeInt(magic);
+		dos.writeShort(minor);
+		dos.writeShort(major);
+		dos.writeShort(pool.size()+1);
+		for(int i=1;i<=pool.size();i++) {
+			ConstantPoolEntry entry;
+			(entry = (ConstantPoolEntry)pool.get(i)).doWrite(dos);
+			// Doubles and longs take up two spaces in the pool, but only one gets written
+			if (entry.getTag() == ConstantPoolEntry.CP_Double || entry.getTag() == ConstantPoolEntry.CP_Long)
+				i++;
+		};
+		dos.writeShort(accessFlags);
+		dos.writeShort(thisClass);
+		dos.writeShort(superClass);
+		dos.writeShort(interfaces.length);
+		for(int i=0;i<interfaces.length;i++) {
+			dos.writeShort(interfaces[i]);
+		}
+		dos.writeShort(fields.length);
+		for(int i=0;i<fields.length;i++) {
+			fields[i].write(dos);
+		}
+		dos.writeShort(methods.length);
+		for(int i=0;i<methods.length;i++) {
+			methods[i].write(dos);
+		}
+		dos.writeShort(attributes.length);
+		for(int i=0;i<attributes.length;i++) {
+			attributes[i].write(dos);
+		}
+	}
+}

Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFileEntry.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFileEntry.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFileEntry.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ClassFileEntry.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,57 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+
+// NOTE: Do not use generics in this code; it needs to run on JVMs < 1.5
+// NOTE: Do not extract strings as messages; this code is still a
+// work-in-progress
+// NOTE: Also, don't get rid of 'else' statements for the hell of it ...
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+public abstract class ClassFileEntry {
+	private static final ClassFileEntry[] NONE = new ClassFileEntry[0];
+	private boolean resolved;
+
+	public abstract boolean equals(Object arg0);
+
+	protected ClassFileEntry[] getNestedClassFileEntries() {
+		return NONE;
+	}
+
+	public abstract int hashCode();
+
+	/**
+	 * Allows the constant pool entries to resolve their nested entries
+	 * 
+	 * @param pool
+	 */
+	protected void resolve(ClassConstantPool pool) {
+		resolved = true;
+	}
+
+	public abstract String toString();
+
+	public final void write(DataOutputStream dos) throws IOException {
+		if(!resolved)
+			throw new IllegalStateException("Entry has not been resolved");
+		doWrite(dos);
+	}
+
+	protected abstract void doWrite(DataOutputStream dos) throws IOException;
+
+}

Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantPoolEntry.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantPoolEntry.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantPoolEntry.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantPoolEntry.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,83 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+
+// NOTE: Do not use generics in this code; it needs to run on JVMs < 1.5
+// NOTE: Do not extract strings as messages; this code is still a
+// work-in-progress
+// NOTE: Also, don't get rid of 'else' statements for the hell of it ...
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+
+/**
+ * @author alex
+ * 
+ */
+public abstract class ConstantPoolEntry extends ClassFileEntry {
+	public static final byte CP_Class = 7;
+
+	public static final byte CP_Double = 6;
+
+	public static final byte CP_Fieldref = 9;
+
+	public static final byte CP_Float = 4;
+
+	public static final byte CP_Integer = 3;
+
+	/*
+	 * class MemberRef extends ConstantPoolEntry { private int index;
+	 * 
+	 * Class(String name) { super(CP_Class); index = pool.indexOf(name); }
+	 * 
+	 * void writeBody(DataOutputStream dos) throws IOException {
+	 * dos.writeShort(index); } }
+	 */
+
+	public static final byte CP_InterfaceMethodref = 11;
+
+	public static final byte CP_Long = 5;
+
+	public static final byte CP_Methodref = 10;
+
+	public static final byte CP_NameAndType = 12;
+
+	public static final byte CP_String = 8;
+
+	public static final byte CP_UTF8 = 1;
+
+	byte tag;
+
+	ConstantPoolEntry(byte tag) {
+		this.tag = tag;
+	}
+
+	public abstract boolean equals(Object obj);
+
+	public byte getTag() {
+		return tag;
+	}
+
+	public abstract int hashCode();
+
+	public void doWrite(DataOutputStream dos) throws IOException {
+		dos.writeByte(tag);
+		writeBody(dos);
+	}
+
+	protected abstract void writeBody(DataOutputStream dos) throws IOException;
+}

Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantValueAttribute.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantValueAttribute.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantValueAttribute.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ConstantValueAttribute.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,93 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+public class ConstantValueAttribute extends Attribute {
+	private int constantIndex;
+
+	private ClassFileEntry entry;
+
+	public ConstantValueAttribute(Object value) {
+		super("ConstantValue"); //$NON-NLS-1$
+		if (value instanceof java.lang.Integer) {
+			this.entry = new CPInteger((Integer) value);
+		} else if (value instanceof java.lang.Long) {
+			this.entry = new CPLong((Long) value);
+		} else if (value instanceof java.lang.Float) {
+			this.entry = new CPFloat((Float) value);
+		} else if (value instanceof java.lang.Double) {
+			this.entry = new CPDouble((Double) value);
+		} else if (value instanceof java.lang.String) {
+			this.entry = new CPString((String) value);
+		} else {
+			throw new Error("Oops, I've not done it again");
+		}
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (!super.equals(obj))
+			return false;
+		if (this.getClass() != obj.getClass())
+			return false;
+		final ConstantValueAttribute other = (ConstantValueAttribute) obj;
+		if (entry == null) {
+			if (other.entry != null)
+				return false;
+		} else if (!entry.equals(other.entry))
+			return false;
+		return true;
+	}
+
+	@Override
+	protected int getLength() {
+		return 2;
+	}
+
+	protected ClassFileEntry[] getNestedClassFileEntries() {
+		return new ClassFileEntry[] { getAttributeName(), entry };
+	}
+
+	@Override
+	public int hashCode() {
+		final int PRIME = 31;
+		int result = super.hashCode();
+		result = PRIME * result + ((entry == null) ? 0 : entry.hashCode());
+		return result;
+	}
+
+	protected void resolve(ClassConstantPool pool) {
+		super.resolve(pool);
+		entry.resolve(pool);
+		this.constantIndex = pool.indexOf(entry);
+	}
+
+	public String toString() {
+		return "Constant:" + entry;
+	}
+
+	@Override
+	protected void writeBody(DataOutputStream dos) throws IOException {
+		dos.writeShort(constantIndex);
+	}
+
+}
\ No newline at end of file

Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ExceptionsAttribute.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ExceptionsAttribute.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ExceptionsAttribute.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/ExceptionsAttribute.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,91 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.util.Arrays;
+
+public class ExceptionsAttribute extends Attribute {
+
+	private transient int[] exceptionIndexes;
+
+	private CPClass[] exceptions;
+
+	public ExceptionsAttribute(CPClass[] exceptions) {
+		super("Exceptions"); //$NON-NLS-1$
+		this.exceptions = exceptions;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (!super.equals(obj))
+			return false;
+		if (getClass() != obj.getClass())
+			return false;
+		final ExceptionsAttribute other = (ExceptionsAttribute) obj;
+		if (!Arrays.equals(exceptions, other.exceptions))
+			return false;
+		return true;
+	}
+
+	@Override
+	protected int getLength() {
+		return 2 + 2 * exceptions.length;
+	}
+
+	protected ClassFileEntry[] getNestedClassFileEntries() {
+		ClassFileEntry[] result = new ClassFileEntry[exceptions.length+1];
+		for (int i = 0; i < exceptions.length; i++) {
+			result[i] = exceptions[i];
+		}
+		result[exceptions.length] = getAttributeName(); 
+		return result;
+	}
+
+	@Override
+	public int hashCode() {
+		final int PRIME = 31;
+		int result = super.hashCode();
+		result = PRIME * result + Arrays.hashCode(exceptions);
+		return result;
+	}
+
+	protected void resolve(ClassConstantPool pool) {
+		super.resolve(pool);
+		exceptionIndexes = new int[exceptions.length];
+		for (int i = 0; i < exceptions.length; i++) {
+			exceptions[i].resolve(pool);
+			exceptionIndexes[i] = pool.indexOf(exceptions[i]);
+		}
+	}
+
+	public String toString() {
+		return "Exceptions:" + exceptions;
+	}
+
+	@Override
+	protected void writeBody(DataOutputStream dos) throws IOException {
+		dos.writeShort(exceptionIndexes.length);
+		for (int i = 0; i < exceptionIndexes.length; i++) {
+			dos.writeShort(exceptionIndexes[i]);
+		}
+	}
+
+}
\ No newline at end of file

Added: harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/SourceFileAttribute.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/SourceFileAttribute.java?view=auto&rev=478907
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/SourceFileAttribute.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/archive/src/main/java/org/apache/harmony/archive/internal/pack200/bytecode/SourceFileAttribute.java
Fri Nov 24 08:28:57 2006
@@ -0,0 +1,79 @@
+/*
+ *  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.harmony.archive.internal.pack200.bytecode;
+
+import java.io.DataOutputStream;
+import java.io.IOException;
+
+
+public class SourceFileAttribute extends Attribute {
+	private CPUTF8 name;
+
+	private int nameIndex;
+
+	public SourceFileAttribute(String name) {
+		super("SourceFile"); //$NON-NLS-1$
+		this.name = new CPUTF8(name);
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj)
+			return true;
+		if (!super.equals(obj))
+			return false;
+		if (this.getClass() != obj.getClass())
+			return false;
+		final SourceFileAttribute other = (SourceFileAttribute) obj;
+		if (name == null) {
+			if (other.name != null)
+				return false;
+		} else if (!name.equals(other.name))
+			return false;
+		return true;
+	}
+
+	@Override
+	protected int getLength() {
+		return 2;
+	}
+
+	protected ClassFileEntry[] getNestedClassFileEntries() {
+		return new ClassFileEntry[] { getAttributeName(), name };
+	}
+
+	@Override
+	public int hashCode() {
+		final int PRIME = 31;
+		int result = super.hashCode();
+		result = PRIME * result + ((name == null) ? 0 : name.hashCode());
+		return result;
+	}
+
+	protected void resolve(ClassConstantPool pool) {
+		super.resolve(pool);
+		nameIndex = pool.indexOf(name);
+	}
+
+	public String toString() {
+		return "SourceFile: " + name;
+	}
+
+	protected void writeBody(DataOutputStream dos) throws IOException {
+		dos.writeShort(nameIndex);
+	}
+}
\ No newline at end of file



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