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<?xml version='1.0'?>
<!--
-
- Copyright (c) 2006 The Apache Software Foundation
-
- Licensed 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.
-
-->
<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:amq="http://amq.org">
<!-- this class contains the templates for generating java source code for a given framing model -->
<xsl:import href="utils.xsl"/>
<xsl:output method="text" indent="yes" name="textFormat"/>
<xsl:param name="major"/>
<xsl:param name="minor"/>
<xsl:param name="registry_name"/>
<xsl:param name="version_list_name"/>
<xsl:template match="/">
<xsl:apply-templates mode="generate-multi" select="frames"/>
<xsl:apply-templates mode="generate-registry" select="frames"/>
</xsl:template>
<!-- processes all frames outputting the classes in a single stream -->
<!-- (useful for debugging etc) -->
<xsl:template match="frame" mode="generate-single">
<xsl:call-template name="generate-class">
<xsl:with-param name="f" select="."/>
</xsl:call-template>
</xsl:template>
<!-- generates seperate file for each class/frame -->
<xsl:template match="frame" mode="generate-multi">
<xsl:variable name="uri" select="concat(@name, '.java')"/>
wrote <xsl:value-of select="$uri"/>
<xsl:result-document href="{$uri}" format="textFormat">
<xsl:call-template name="generate-class">
<xsl:with-param name="f" select="."/>
</xsl:call-template>
</xsl:result-document>
</xsl:template>
<!-- main class generation template -->
<xsl:template name="generate-class">
<xsl:param name="f"/>
<xsl:value-of select="amq:copyright()"/>
<!-- package org.apache.qpid.framing_<xsl:value-of select="$major"/>_<xsl:value-of select="$minor"/>; -->
package org.apache.qpid.framing;
import org.apache.mina.common.ByteBuffer;
import org.apache.qpid.framing.AMQFrame;
import org.apache.qpid.framing.AMQFrameDecodingException;
import org.apache.qpid.framing.AMQMethodBody;
import org.apache.qpid.framing.EncodableAMQDataBlock;
import org.apache.qpid.framing.EncodingUtils;
import org.apache.qpid.framing.FieldTable;
/**
* This class is autogenerated, do not modify. [From <xsl:value-of select="$f/parent::frames/@protocol"/>]
*/
public class <xsl:value-of select="$f/@name"/> extends AMQMethodBody implements EncodableAMQDataBlock
{
public static final int CLASS_ID = <xsl:value-of select="$f/@class-id"/>;
public static final int METHOD_ID = <xsl:value-of select="$f/@method-id"/>;
<xsl:for-each select="$f/field">
<xsl:text>public </xsl:text><xsl:value-of select="@java-type"/>
<xsl:text> </xsl:text>
<xsl:value-of select="@name"/>;
</xsl:for-each>
protected int getClazz()
{
return <xsl:value-of select="$f/@class-id"/>;
}
protected int getMethod()
{
return <xsl:value-of select="$f/@method-id"/>;
}
protected int getBodySize()
{
<xsl:choose>
<xsl:when test="$f/field">
return
<xsl:for-each select="$f/field">
<xsl:if test="position() != 1">+
</xsl:if>
<xsl:value-of select="amq:field-length(.)"/>
</xsl:for-each>
;
</xsl:when>
<xsl:otherwise>return 0;</xsl:otherwise>
</xsl:choose>
}
protected void writeMethodPayload(ByteBuffer buffer)
{
<xsl:for-each select="$f/field">
<xsl:if test="@type != 'bit'">
<xsl:value-of select="amq:encoder(.)"/>;
</xsl:if>
<xsl:if test="@type = 'bit' and @boolean-index = 1">
<xsl:text>EncodingUtils.writeBooleans(buffer, new boolean[]{</xsl:text>
<xsl:value-of select="$f/field[@type='bit']/@name" separator=", "/>});
</xsl:if>
</xsl:for-each>
}
public void populateMethodBodyFromBuffer(ByteBuffer buffer) throws AMQFrameDecodingException
{
<xsl:for-each select="$f/field">
<xsl:value-of select="amq:decoder(.)"/>;
</xsl:for-each>
}
public String toString()
{
StringBuffer buf = new StringBuffer(super.toString());
<xsl:for-each select="$f/field">
<xsl:text>buf.append(" </xsl:text><xsl:value-of select="@name"/>: ").append(<xsl:value-of select="@name"/>);
</xsl:for-each>
return buf.toString();
}
public static AMQFrame createAMQFrame(int channelId<xsl:if test="$f/field">, </xsl:if><xsl:value-of select="$f/field/concat(@java-type, ' ', @name)" separator=", "/>)
{
<xsl:value-of select="@name"/> body = new <xsl:value-of select="@name"/>();
<xsl:for-each select="$f/field">
<xsl:value-of select="concat('body.', @name, ' = ', @name)"/>;
</xsl:for-each>
AMQFrame frame = new AMQFrame();
frame.channel = channelId;
frame.bodyFrame = body;
return frame;
}
}
</xsl:template>
<xsl:template match="/" mode="generate-registry">
<xsl:text>Matching root for registry mode!</xsl:text>
<xsl:value-of select="."/>
<xsl:apply-templates select="frames" mode="generate-registry"/>
</xsl:template>
<xsl:template match="registries" mode="generate-registry">
Wrote MethodBodyDecoderRegistry.java
<xsl:result-document href="MethodBodyDecoderRegistry.java" format="textFormat">
<xsl:value-of select="amq:copyright()"/>
<!-- package org.apache.qpid.framing_<xsl:value-of select="$major"/>_<xsl:value-of select="$minor"/>; -->
package org.apache.qpid.framing;
import java.util.Map;
import java.util.HashMap;
import org.apache.log4j.Logger;
import org.apache.qpid.AMQException;
import org.apache.qpid.framing.AMQFrameDecodingException;
import org.apache.qpid.framing.AMQMethodBody;
/**
* This class is autogenerated, do not modify.
*/
public final class MethodBodyDecoderRegistry
{
private static final Logger _log = Logger.getLogger(MethodBodyDecoderRegistry.class);
private static final Map _classMethodProductToMethodBodyMap = new HashMap();
static
{
<xsl:for-each select="registry">
<xsl:value-of select="concat(@name, '.register(_classMethodProductToMethodBodyMap)')"/>;
</xsl:for-each>
}
public static AMQMethodBody get(int clazz, int method) throws AMQFrameDecodingException
{
Class bodyClass = (Class) _classMethodProductToMethodBodyMap.get(new Integer(clazz * 1000 + method));
if (bodyClass != null)
{
try
{
return (AMQMethodBody) bodyClass.newInstance();
}
catch (Exception e)
{
throw new AMQFrameDecodingException(_log,
"Unable to instantiate body class for class " + clazz + " and method " + method + ": " + e, e);
}
}
else
{
throw new AMQFrameDecodingException(_log,
"Unable to find a suitable decoder for class " + clazz + " and method " + method);
}
}
}
</xsl:result-document>
</xsl:template>
<xsl:template match="frames" mode="list-registry">
<xsl:if test="$registry_name">
<xsl:variable name="file" select="concat($registry_name, '.java')"/>
wrote <xsl:value-of select="$file"/>
<xsl:result-document href="{$file}" format="textFormat">
<xsl:value-of select="amq:copyright()"/>
<!-- package org.apache.qpid.framing_<xsl:value-of select="$major"/>_<xsl:value-of select="$minor"/>; -->
package org.apache.qpid.framing;
import java.util.Map;
/**
* This class is autogenerated, do not modify. [From <xsl:value-of select="@protocol"/>]
*/
class <xsl:value-of select="$registry_name"/>
{
static void register(Map map)
{
<xsl:for-each select="frame">
<xsl:text>map.put(new Integer(</xsl:text>
<xsl:value-of select="@class-id"/>
<xsl:text> * 1000 + </xsl:text>
<xsl:value-of select="@method-id"/>
<xsl:text>), </xsl:text>
<xsl:value-of select="concat(@name, '.class')"/>);
</xsl:for-each>
}
}
</xsl:result-document>
</xsl:if>
</xsl:template>
</xsl:stylesheet>
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