+/*
+ * Copyright (C) 2007-2012 Mathieu Baudier
+ *
+ * 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.
+ */
package org.argeo.slc.core.execution;
import java.util.ArrayList;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.argeo.slc.SlcException;
-import org.argeo.slc.core.structure.tree.TreeSPath;
-import org.argeo.slc.core.structure.tree.TreeSRegistry;
import org.argeo.slc.execution.ExecutionFlow;
import org.argeo.slc.execution.ExecutionSpec;
import org.argeo.slc.execution.ExecutionSpecAttribute;
-import org.argeo.slc.structure.StructureAware;
-import org.argeo.slc.structure.StructureRegistry;
import org.springframework.beans.factory.BeanNameAware;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.validation.MapBindingResult;
+/** Default implementation of an execution flow. */
public class DefaultExecutionFlow implements ExecutionFlow, InitializingBean,
BeanNameAware {
private final static Log log = LogFactory
private List<Runnable> executables = new ArrayList<Runnable>();
private String path;
- private StructureRegistry<TreeSPath> registry = new TreeSRegistry();
private Boolean failOnError = true;
ExecutionSpecAttribute attr = executionSpec.getAttributes()
.get(key);
- if (attr.getIsParameter() && !isSetAsParameter(key)) {
- errors.rejectValue(key, "Parameter not set");
+ if (attr.getIsImmutable() && !isSetAsParameter(key)) {
+ errors.rejectValue(key, "Immutable but not set");
break;
}
- if (attr.getIsFrozen() && !isSetAsParameter(key)) {
- errors.rejectValue(key, "Frozen but not set as parameter");
+ if (attr.getIsConstant() && !isSetAsParameter(key)) {
+ errors.rejectValue(key, "Constant but not set as parameter");
break;
}
public void run() {
try {
for (Runnable executable : executables) {
- executable.run();
+ if (Thread.interrupted()) {
+ log.error("Flow '" + getName() + "' killed before '"
+ + executable + "'");
+ Thread.currentThread().interrupt();
+ return;
+ // throw new ThreadDeath();
+ }
+ this.doExecuteRunnable(executable);
}
} catch (RuntimeException e) {
+ if (Thread.interrupted()) {
+ log.error("Flow '" + getName()
+ + "' killed while receiving an unrelated exception", e);
+ Thread.currentThread().interrupt();
+ return;
+ // throw new ThreadDeath();
+ }
if (failOnError)
throw e;
else {
}
}
- @SuppressWarnings(value = { "unchecked" })
+ public void doExecuteRunnable(Runnable runnable) {
+ runnable.run();
+ }
+
public void afterPropertiesSet() throws Exception {
+ if (path == null) {
+ if (name.charAt(0) == '/') {
+ path = name.substring(0, name.lastIndexOf('/'));
+ }
+ }
+
if (path != null) {
for (Runnable executable : executables) {
- if (executable instanceof StructureAware) {
- ((StructureAware<TreeSPath>) executable).notifyCurrentPath(
- registry, new TreeSPath(path));
- } else if (executable instanceof DefaultExecutionFlow) {
+ if (executable instanceof DefaultExecutionFlow) {
// so we don't need to have DefaultExecutionFlow
// implementing StructureAware
+ // FIXME: probably has side effects
DefaultExecutionFlow flow = (DefaultExecutionFlow) executable;
- flow.setPath(path + '/' + flow.getName());
+ String newPath = path + '/' + flow.getName();
+ flow.setPath(newPath);
+ log.warn(newPath + " was forcibly set on " + flow);
}
}
}
this.path = path;
}
- public void setRegistry(StructureRegistry<TreeSPath> registry) {
- this.registry = registry;
- }
-
public Boolean getFailOnError() {
return failOnError;
}