Mercurial > dive4elements > gnv-client
changeset 735:d47901df0a14
Integrated the handling of AutoResumeStates into the initialization Process of an Artifact.
gnv-artifacts/trunk@773 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
---|---|
date | Mon, 15 Mar 2010 12:50:08 +0000 (2010-03-15) |
parents | 8f7fe0cc6e5a |
children | b8c7105f2b94 |
files | gnv-artifacts/ChangeLog gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/GNVArtifactBase.java |
diffstat | 2 files changed, 116 insertions(+), 59 deletions(-) [+] |
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--- a/gnv-artifacts/ChangeLog Mon Mar 15 12:39:35 2010 +0000 +++ b/gnv-artifacts/ChangeLog Mon Mar 15 12:50:08 2010 +0000 @@ -1,3 +1,11 @@ +2010-03-15 Tim Englich <tim.englich@intevation.de> + + * src/main/java/de/intevation/gnv/artifacts/GNVArtifactBase.java: + Integrated the handling of AutoResumeStates into the initialization + Process of an Artifact. After an Initialization of an Artifact it will be + proved if the Current State is an AutoResumeState. If it is the next valid + state in the sequence will be set to the current State. + 2010-03-15 Tim Englich <tim.englich@intevation.de> * src/main/java/de/intevation/gnv/state/DefaultAutoResumeState.java,
--- a/gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/GNVArtifactBase.java Mon Mar 15 12:39:35 2010 +0000 +++ b/gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/GNVArtifactBase.java Mon Mar 15 12:50:08 2010 +0000 @@ -1,41 +1,7 @@ package de.intevation.gnv.artifacts; -import de.intevation.artifactdatabase.Config; -import de.intevation.artifactdatabase.ProxyArtifact; -import de.intevation.artifactdatabase.XMLUtils; - -import de.intevation.artifacts.Artifact; -import de.intevation.artifacts.ArtifactDatabase; -import de.intevation.artifacts.ArtifactFactory; -import de.intevation.artifacts.ArtifactNamespaceContext; -import de.intevation.artifacts.CallContext; -import de.intevation.artifacts.CallMeta; - -import de.intevation.gnv.artifacts.context.GNVArtifactContext; - -import de.intevation.gnv.artifacts.fis.product.Product; - -import de.intevation.gnv.artifacts.ressource.RessourceFactory; - -import de.intevation.gnv.state.DefaultInputData; -import de.intevation.gnv.state.ExportMode; -import de.intevation.gnv.state.InputData; -import de.intevation.gnv.state.InputValue; -import de.intevation.gnv.state.OutputMode; -import de.intevation.gnv.state.OutputState; -import de.intevation.gnv.state.State; -import de.intevation.gnv.state.StateFactory; - -import de.intevation.gnv.state.exception.StateException; - -import de.intevation.gnv.transition.Transition; -import de.intevation.gnv.transition.TransitionFactory; - -import de.intevation.gnv.utils.ArtifactXMLUtilities; - import java.io.IOException; import java.io.OutputStream; - import java.util.ArrayList; import java.util.Collection; import java.util.HashMap; @@ -47,12 +13,37 @@ import javax.xml.xpath.XPathConstants; import org.apache.log4j.Logger; - import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; +import de.intevation.artifactdatabase.Config; +import de.intevation.artifactdatabase.ProxyArtifact; +import de.intevation.artifactdatabase.XMLUtils; +import de.intevation.artifacts.Artifact; +import de.intevation.artifacts.ArtifactDatabase; +import de.intevation.artifacts.ArtifactFactory; +import de.intevation.artifacts.ArtifactNamespaceContext; +import de.intevation.artifacts.CallContext; +import de.intevation.artifacts.CallMeta; +import de.intevation.gnv.artifacts.context.GNVArtifactContext; +import de.intevation.gnv.artifacts.fis.product.Product; +import de.intevation.gnv.artifacts.ressource.RessourceFactory; +import de.intevation.gnv.state.AutoResumeState; +import de.intevation.gnv.state.DefaultInputData; +import de.intevation.gnv.state.ExportMode; +import de.intevation.gnv.state.InputData; +import de.intevation.gnv.state.InputValue; +import de.intevation.gnv.state.OutputMode; +import de.intevation.gnv.state.OutputState; +import de.intevation.gnv.state.State; +import de.intevation.gnv.state.StateFactory; +import de.intevation.gnv.state.exception.StateException; +import de.intevation.gnv.transition.Transition; +import de.intevation.gnv.transition.TransitionFactory; +import de.intevation.gnv.utils.ArtifactXMLUtilities; + /** * @author Tim Englich (tim.englich@intevation.de) * @author Ingo Weinzierl (ingo.weinzierl@intevation.de) @@ -168,24 +159,17 @@ next = states.get(targetState); - // 2. Transfer Results - next.putInputData(current.getInputData(), identifier); - next.setParent(current); - next.setPreSettings(this.preSettings); - - if (current != null) { - current.endOfLife(context.globalContext()); + boolean success = go2NextState(context, result, next); + + if (success){ + result = createReport( + result, "result", "success", "Advance success" + ); + }else{ + result = ArtifactXMLUtilities. + createExceptionReport("Error while going to next State.", + XMLUtils.newDocument()); } - - // 3. Switch to next State - current = next; - - // 4. Initialize next Step - current.initialize(identifier, context); - - result = createReport( - result, "result", "success", "Advance success" - ); } // step backward @@ -246,6 +230,34 @@ } + /** + * @param context + * @param result + * @param next + * @return + * @throws StateException + */ + private boolean go2NextState(CallContext context, Document result, + State next) throws StateException { + // 2. Transfer Results + next.putInputData(current.getInputData(), identifier); + next.setParent(current); + next.setPreSettings(this.preSettings); + + if (current != null) { + current.endOfLife(context.globalContext()); + } + + // 3. Switch to next State + current = next; + + // 4. Initialize next Step + current.initialize(identifier, context); + + return true; + } + + protected Document createReport( Document document, String nodeName, @@ -302,16 +314,53 @@ Document result = XMLUtils.newDocument(); try { this.current.initialize(super.identifier, context); - result = new ArtifactXMLUtilities() - .createSuccessReport("Initialize success", - XMLUtils.newDocument()); + + if (this.current instanceof AutoResumeState){ + // Jump to next State using the Transitions. + State next = this.getNextReachableState(this.current); + if (next != null){ + boolean success = go2NextState(context, result, next); + if (success){ + result = ArtifactXMLUtilities + .createSuccessReport("Initialize success", + XMLUtils.newDocument()); + }else{ + result = ArtifactXMLUtilities. + createExceptionReport( + "Error while going to next State.", + XMLUtils.newDocument()); + } + }else{ + result = ArtifactXMLUtilities. + createExceptionReport("No propper State found.", + XMLUtils.newDocument()); + } + }else{ + result = ArtifactXMLUtilities + .createSuccessReport("Initialize success", + XMLUtils.newDocument()); + } } catch (StateException e) { log.error(e,e); - result = new ArtifactXMLUtilities().createExceptionReport(e + result = ArtifactXMLUtilities.createExceptionReport(e .getLocalizedMessage(), XMLUtils.newDocument()); } return result; } + + protected State getNextReachableState(State current){ + Iterator<Transition> it = this.transitions.iterator(); + String from = current.getID(); + while (it.hasNext()){ + Transition transition = it.next(); + if (transition.getFrom().equals(from)){ + if (transition.isValid(current)){ + return this.states.get(transition.getTo()); + } + } + } + return null; + } protected String readStateName(Document document) { String returnValue = XMLUtils.xpathString( @@ -363,19 +412,19 @@ EXCEPTION_NO_INPUT); log.warn(msg); - result = new ArtifactXMLUtilities().createInputExceptionReport( + result = ArtifactXMLUtilities.createInputExceptionReport( msg, XMLUtils.newDocument()); } } else { String msg = "No State instantiated"; log.warn(msg); - result = new ArtifactXMLUtilities().createExceptionReport(msg, + result = ArtifactXMLUtilities.createExceptionReport(msg, XMLUtils.newDocument()); } } catch (StateException e) { log.error(e, e); - result = new ArtifactXMLUtilities().createExceptionReport(e + result = ArtifactXMLUtilities.createExceptionReport(e .getLocalizedMessage(), XMLUtils.newDocument()); } return result;