| /******************************************************************************* |
| * Copyright (c) 2001, 2005 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.jem.internal.proxy.remote; |
| /* |
| |
| |
| */ |
| |
| |
| import org.eclipse.jem.internal.proxy.core.*; |
| import org.eclipse.jem.internal.proxy.common.remote.Commands; |
| /** |
| * Remote Implementation of IBeanTypeProxy for Byte.TYPE. |
| * Creation date: (2/6/00 9:01:40 AM) |
| * @author: Joe Winchester |
| */ |
| final class REMByteTypeBeanTypeProxy extends REMPrimitiveBeanTypeProxy { |
| // Some values are cache'd for speed |
| private final INumberBeanProxy zeroProxy; |
| private final INumberBeanProxy oneProxy; |
| private final INumberBeanProxy twoProxy; |
| private final INumberBeanProxy threeProxy; |
| /** |
| * REMIntegerBeanTypeProxy constructor comment. |
| * @param aClass java.lang.Class |
| */ |
| REMByteTypeBeanTypeProxy(REMProxyFactoryRegistry aRegistry) { |
| super(aRegistry, new Integer(Commands.BYTE_TYPE), Byte.TYPE.getName()); |
| |
| // Create the cached values |
| zeroProxy = new REMByteTypeBeanProxy(aRegistry, (byte)0); |
| oneProxy = new REMByteTypeBeanProxy(aRegistry, (byte)1); |
| twoProxy = new REMByteTypeBeanProxy(aRegistry, (byte)2); |
| threeProxy = new REMByteTypeBeanProxy(aRegistry, (byte)3); |
| } |
| |
| /** |
| * Helper to create a bean proxy |
| * Package protected because everyone should go through the factory API |
| * that is defined as part of IBeanProxyFactory |
| */ |
| INumberBeanProxy createByteBeanProxy(byte aByte) { |
| switch(aByte) { |
| case 0: return zeroProxy; |
| case 1: return oneProxy ; |
| case 2: return twoProxy ; |
| case 3: return threeProxy ; |
| default: return new REMByteTypeBeanProxy(fRegistry, aByte); |
| } |
| } |
| |
| /** |
| * newInstance method. byte is a primitive, so the standard way won't work. |
| * Return the zeroProxy for this case because that is the default value. |
| */ |
| public IBeanProxy newInstance() { |
| return zeroProxy; |
| } |
| |
| /** |
| * Create a new bean proxy the ValueObject passed in. |
| * We will assume the object is correct type. |
| */ |
| public IBeanProxy newBeanProxy(Commands.ValueObject value) { |
| return createByteBeanProxy(value.aByte); |
| } |
| |
| /** |
| * Short cut for newInstance where the string follows the |
| * specific pattern we expect. That way it won't be necessary to ship over to the vm |
| * to process it. |
| * |
| * The pattern it can accept is: |
| * 1) (byte) validNumber - number can be any number because (byte) explicitly casts it down. |
| * 2) validNumber |
| * It will use the decode function of byte to determine the valid number. |
| */ |
| public IBeanProxy newInstance(String initializationString) throws ThrowableProxy, ClassCastException, InstantiationException { |
| String trim = initializationString.trim(); |
| if (trim.length() == 0) |
| return super.newInstance(initializationString); |
| byte aByte; |
| if (trim.startsWith("(byte)")) { //$NON-NLS-1$ |
| Number v = parseString(trim.substring("(byte)".length()).trim()); //$NON-NLS-1$ |
| if (v != null) |
| aByte = v.byteValue(); |
| else |
| return super.newInstance(initializationString); // Can't decode it, let full parser handle it. |
| } else { |
| try { |
| aByte = Byte.decode(trim).byteValue(); // See if valid byte format. |
| } catch (NumberFormatException e) { |
| return super.newInstance(initializationString); // Can't decode it, let full parser handle it. |
| } |
| } |
| |
| return getProxyFactoryRegistry().getBeanProxyFactory().createBeanProxyWith(aByte); |
| } |
| |
| } |
| |
| |