[jbosstools-commits] JBoss Tools SVN: r10862 - in trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4: model and 1 other directory.

Author: koen.aers(a)jboss.com Date: 2008-10-15 13:43:41 -0400 (Wed, 15 Oct 2008) New Revision: 10862 Added: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlSerializer.java Modified: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlEditor.java trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Process.java trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Transition.java Log: basic serialization Modified: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlEditor.java =================================================================== --- trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlEditor.java 2008-10-15 16:23:38 UTC (rev 10861) +++ trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlEditor.java 2008-10-15 17:43:41 UTC (rev 10862) @@ -3,17 +3,12 @@ import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; -import java.util.List; import org.eclipse.gef.EditPartFactory; import org.eclipse.gef.palette.PaletteRoot; import org.jboss.tools.flow.common.editor.GenericModelEditor; import org.jboss.tools.flow.common.editpart.DefaultEditPartFactory; -import org.jboss.tools.flow.common.model.Element; import org.jboss.tools.flow.common.registry.ElementRegistry; -import org.jboss.tools.flow.common.wrapper.ConnectionWrapper; -import org.jboss.tools.flow.common.wrapper.ContainerWrapper; -import org.jboss.tools.flow.common.wrapper.NodeWrapper; import org.jboss.tools.flow.common.wrapper.Wrapper; public class JpdlEditor extends GenericModelEditor { @@ -30,33 +25,10 @@ return ElementRegistry.createWrapper("org.jboss.tools.flow.jpdl4.process"); } - private void write(Wrapper wrapper, OutputStream os) { - Object object = wrapper.getElement(); - if (object instanceof Element) { - Element element = (Element)object; - String xml = (String)element.getMetaData("xml"); - System.out.println(xml); - } - if (wrapper instanceof ContainerWrapper) { - ContainerWrapper containerWrapper = (ContainerWrapper)wrapper; - List<NodeWrapper> children = containerWrapper.getElements(); - for (NodeWrapper nodeWrapper : children) { - write(nodeWrapper, os); - } - } - if (wrapper instanceof NodeWrapper) { - NodeWrapper nodeWrapper = (NodeWrapper)wrapper; - List<ConnectionWrapper> children = nodeWrapper.getOutgoingConnections(); - for (ConnectionWrapper connectionWrapper : children) { - write(connectionWrapper, os); - } - } - } - protected void writeModel(OutputStream os) throws IOException { Object object = getModel(); if (object instanceof Wrapper) { - write((Wrapper)object, os); + JpdlSerializer.serialize((Wrapper)object, os); } } Added: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlSerializer.java =================================================================== --- trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlSerializer.java (rev 0) +++ trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/editor/JpdlSerializer.java 2008-10-15 17:43:41 UTC (rev 10862) @@ -0,0 +1,149 @@ +package org.jboss.tools.flow.jpdl4.editor; + +import java.io.IOException; +import java.io.OutputStream; +import java.io.OutputStreamWriter; +import java.io.Writer; +import java.util.List; + +import org.jboss.tools.flow.common.model.Element; +import org.jboss.tools.flow.common.wrapper.ConnectionWrapper; +import org.jboss.tools.flow.common.wrapper.ContainerWrapper; +import org.jboss.tools.flow.common.wrapper.NodeWrapper; +import org.jboss.tools.flow.common.wrapper.Wrapper; +import org.jboss.tools.flow.jpdl4.model.EndState; +import org.jboss.tools.flow.jpdl4.model.Process; +import org.jboss.tools.flow.jpdl4.model.StartState; +import org.jboss.tools.flow.jpdl4.model.State; +import org.jboss.tools.flow.jpdl4.model.SuperState; +import org.jboss.tools.flow.jpdl4.model.Transition; + +public class JpdlSerializer { + + public static void serialize(Wrapper wrapper, OutputStream os) throws IOException { + StringBuffer buffer = new StringBuffer(); + appendToBuffer(buffer, wrapper, 0); + Writer writer = new OutputStreamWriter(os); + writer.write(buffer.toString()); + System.out.println(buffer.toString()); + } + + private static void appendToBuffer(StringBuffer buffer, Wrapper wrapper, int level) { + Object object = wrapper.getElement(); + if (!(object instanceof Element)) return; + appendOpening(buffer, wrapper, level); + appendBody(buffer, wrapper, level); + appendClosing(buffer, wrapper, level); + } + + private static void appendOpening(StringBuffer buffer, Wrapper wrapper, int level) { + Element element = (Element)wrapper.getElement(); + buffer.append("\n"); + appendPadding(buffer, level); + if (element instanceof Transition) { + buffer.append("<transition"); + Transition transition = (Transition)element; + if (transition.getTo() != null) { + String value = transition.getTo().getName(); + value = value == null ? "" : value; + buffer.append("to=\"" + value + "\""); + } + buffer.append(">"); + } else if (element instanceof EndState) { + buffer.append("<end-state"); + EndState endState = (EndState)element; + if (endState.getName() != null) { + buffer.append(" "); + String value = endState.getName(); + buffer.append("name=\"" + value + "\""); + } + buffer.append(">"); + } else if (element instanceof StartState) { + buffer.append("<start-state"); + StartState startState = (StartState)element; + if (startState.getName() != null) { + buffer.append(" "); + String value = startState.getName(); + buffer.append("name=\"" + value + "\""); + } + buffer.append(">"); + } else if (element instanceof SuperState) { + buffer.append("<super-state"); + SuperState superState = (SuperState)element; + if (superState.getName() != null) { + buffer.append(" "); + String value = superState.getName(); + buffer.append("name=\"" + value + "\""); + } + buffer.append(">"); + } else if (element instanceof State) { + buffer.append("<state"); + State state = (State)element; + if (state.getName() != null) { + buffer.append(" "); + String value = state.getName(); + buffer.append("name=\"" + value + "\""); + } + buffer.append(">"); + } else if (element instanceof Process) { + buffer.append("<process"); + Process process = (Process)element; + if (process.getInitial() != null) { + buffer.append(" "); + String value = process.getInitial().getName(); + value = value == null ? "" : value; + buffer.append("initial=\"" + value + "\""); + } + if (process.getName() != null) { + buffer.append(" "); + String value = process.getName(); + buffer.append("name=\"" + value + "\""); + } + buffer.append(">"); + } + + } + + private static void appendPadding(StringBuffer buffer, int level) { + for (int i = 0; i < level; i++) { + buffer.append(" "); + } + } + + private static void appendClosing(StringBuffer buffer, Wrapper wrapper, int level) { + Element element = (Element)wrapper.getElement(); + buffer.append("\n"); + appendPadding(buffer, level); + if (element instanceof Transition) { + buffer.append("</transition>"); + } else if (element instanceof EndState) { + buffer.append("</end-state>"); + } else if (element instanceof StartState) { + buffer.append("</start-state>"); + } else if (element instanceof SuperState) { + buffer.append("</super-state>"); + } else if (element instanceof State) { + buffer.append("</state>"); + } else if (element instanceof Process) { + buffer.append("</process>"); + } + } + + private static void appendBody(StringBuffer buffer, Wrapper wrapper, int level) { + if (wrapper instanceof ContainerWrapper) { + ContainerWrapper containerWrapper = (ContainerWrapper)wrapper; + List<NodeWrapper> children = containerWrapper.getElements(); + for (NodeWrapper nodeWrapper : children) { + appendToBuffer(buffer, nodeWrapper, ++level); + } + } + if (wrapper instanceof NodeWrapper) { + NodeWrapper nodeWrapper = (NodeWrapper)wrapper; + List<ConnectionWrapper> children = nodeWrapper.getOutgoingConnections(); + for (ConnectionWrapper connectionWrapper : children) { + appendToBuffer(buffer, connectionWrapper, ++level); + } + } + } + +} Modified: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Process.java =================================================================== --- trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Process.java 2008-10-15 16:23:38 UTC (rev 10861) +++ trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Process.java 2008-10-15 17:43:41 UTC (rev 10862) @@ -7,6 +7,8 @@ public class Process extends DefaultFlow { + private Node initial = null; + public Process() { super(); setMetaData("xml", "process-definition"); @@ -21,5 +23,13 @@ } return null; } + + public Node getInitial() { + return initial; + } + + public void setInitial(Node node) { + initial = node; + } } Modified: trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Transition.java =================================================================== --- trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Transition.java 2008-10-15 16:23:38 UTC (rev 10861) +++ trunk/jbpm/plugins/org.jboss.tools.flow.jpdl4/src/org/jboss/tools/flow/jpdl4/model/Transition.java 2008-10-15 17:43:41 UTC (rev 10862) @@ -5,13 +5,28 @@ public class Transition extends DefaultConnection { + private static final String SCHEMA = + "<element name='transition'>" + + " <complexType>" + + " <attribute name='to' type='string'/>" + + " </complexType>" + + "</element>"; + public Transition() { this(null, null); } public Transition(Node from, Node to) { super(from, to); - setMetaData("xml", "transition"); + setMetaData("schema", SCHEMA); } + String getToAsString() { + if (getTo() == null) { + return null; + } else { + return getTo().getName(); + } + } + }