package org.argeo.slc.jcr;
-/** Utilities around the SLC JCR model. Note that it relies on fixed base paths. */
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+
+import org.argeo.jcr.JcrUtils;
+import org.argeo.slc.SlcException;
+import org.argeo.slc.core.execution.PrimitiveAccessor;
+import org.argeo.slc.core.execution.PrimitiveUtils;
+import org.argeo.slc.deploy.ModuleDescriptor;
+
+/**
+ * Utilities around the SLC JCR model. Note that it relies on fixed base paths
+ * (convention over configuration) for optimization purposes.
+ */
public class SlcJcrUtils {
public final static Integer AGENT_FACTORY_DEPTH = 3;
- public final static Integer EXECUTION_MODULES_DEPTH = AGENT_FACTORY_DEPTH + 2;
- public final static Integer EXECUTION_FLOWS_DEPTH = EXECUTION_MODULES_DEPTH + 3;
/** Extracts the path of a flow relative to its execution module */
public static String flowRelativePath(String fullFlowPath) {
String[] tokens = fullFlowPath.split("/");
StringBuffer buf = new StringBuffer(fullFlowPath.length());
- for (int i = EXECUTION_FLOWS_DEPTH; i < tokens.length; i++) {
+ for (int i = AGENT_FACTORY_DEPTH + 3; i < tokens.length; i++) {
buf.append('/').append(tokens[i]);
}
return buf.toString();
}
+ /** Module node name based on module name and version */
+ public static String getModuleNodeName(ModuleDescriptor moduleDescriptor) {
+ return moduleDescriptor.getName() + "_" + moduleDescriptor.getVersion();
+ }
+
/** Extracts the execution module name of a flow */
public static String flowExecutionModuleName(String fullFlowPath) {
String[] tokens = fullFlowPath.split("/");
- return tokens[EXECUTION_MODULES_DEPTH + 1];
+ String moduleNodeName = tokens[AGENT_FACTORY_DEPTH + 2];
+ return moduleNodeName.substring(0, moduleNodeName.lastIndexOf('_'));
}
/** Extracts the execution module version of a flow */
public static String flowExecutionModuleVersion(String fullFlowPath) {
String[] tokens = fullFlowPath.split("/");
- return tokens[EXECUTION_MODULES_DEPTH + 2];
+ String moduleNodeName = tokens[AGENT_FACTORY_DEPTH + 2];
+ return moduleNodeName.substring(moduleNodeName.lastIndexOf('_') + 1);
}
/** Extracts the agent factory of a flow */
return buf.toString();
}
+ /** Create a new execution process path based on the current time */
+ public static String createExecutionProcessPath(String uuid) {
+ Calendar now = new GregorianCalendar();
+ return SlcJcrConstants.PROCESSES_BASE_PATH + '/'
+ + JcrUtils.dateAsPath(now, true) + uuid;
+ }
+
+ /** Create a new execution result path based on the current time */
+ public static String createResultPath(String uuid) {
+ Calendar now = new GregorianCalendar();
+ return SlcJcrConstants.RESULTS_BASE_PATH + '/'
+ + JcrUtils.dateAsPath(now, true) + uuid;
+ }
+
+ /**
+ * Set the value of the primitive accessor as a JCR property. Does nothing
+ * if the value is null.
+ */
+ public static void setPrimitiveAsProperty(Node node, String propertyName,
+ PrimitiveAccessor primitiveAccessor) {
+ String type = primitiveAccessor.getType();
+ Object value = primitiveAccessor.getValue();
+ setPrimitiveAsProperty(node, propertyName, type, value);
+ }
+
+ /** Map a primitive value to JCR property value. */
+ public static void setPrimitiveAsProperty(Node node, String propertyName,
+ String type, Object value) {
+ if (value == null)
+ return;
+ if (value instanceof CharSequence)
+ value = PrimitiveUtils.convert(type,
+ ((CharSequence) value).toString());
+
+ try {
+ if (type.equals(PrimitiveAccessor.TYPE_STRING))
+ node.setProperty(propertyName, value.toString());
+ else if (type.equals(PrimitiveAccessor.TYPE_INTEGER))
+ node.setProperty(propertyName, (long) ((Integer) value));
+ else if (type.equals(PrimitiveAccessor.TYPE_LONG))
+ node.setProperty(propertyName, ((Long) value));
+ else if (type.equals(PrimitiveAccessor.TYPE_FLOAT))
+ node.setProperty(propertyName, (double) ((Float) value));
+ else if (type.equals(PrimitiveAccessor.TYPE_DOUBLE))
+ node.setProperty(propertyName, ((Double) value));
+ else if (type.equals(PrimitiveAccessor.TYPE_BOOLEAN))
+ node.setProperty(propertyName, ((Boolean) value));
+ else
+ throw new SlcException("Unsupported type " + type);
+ } catch (RepositoryException e) {
+ throw new SlcException("Cannot set primitive of " + type
+ + " as property " + propertyName + " on " + node, e);
+ }
+ }
+
/** Prevents instantiation */
private SlcJcrUtils() {
}
- // public static void main(String[] args) {
- // String path =
- // "/slc/agents/vm/54654654654/executionModules/org.argeo/1.2.3/myFlow";
- // System.out.println(flowRelativePath(path));
- // System.out.println(flowExecutionModuleName(path));
- // System.out.println(flowAgentFactoryPath(path));
- // }
+ public static void main(String[] args) {
+ String path = "/slc/agents/vm/default/org.argeo_1.2.3/myPath/myFlow";
+ System.out.println("Flow relative path: " + flowRelativePath(path));
+ System.out.println("Execution Module Name: "
+ + flowExecutionModuleName(path));
+ System.out.println("Execution Module Version: "
+ + flowExecutionModuleVersion(path));
+ System.out.println("Agent Factory path: " + flowAgentFactoryPath(path));
+ }
+
}