Local variables management

[gpl/argeo-slc.git] / sandbox / argeo.slc.executionflow / src / main / java / org / argeo / slc / executionflow / SimpleExecutionFlow.java

diff --git a/sandbox/argeo.slc.executionflow/src/main/java/org/argeo/slc/executionflow/SimpleExecutionFlow.java b/sandbox/argeo.slc.executionflow/src/main/java/org/argeo/slc/executionflow/SimpleExecutionFlow.java
index 952bce0de2b8d6ee1f4b578d4ffa33a33762edf7..225400e1b9e8f31ec857edf9ca6d9b78d5dd867b 100644 (file)
--- a/sandbox/argeo.slc.executionflow/src/main/java/org/argeo/slc/executionflow/SimpleExecutionFlow.java
+++ b/sandbox/argeo.slc.executionflow/src/main/java/org/argeo/slc/executionflow/SimpleExecutionFlow.java
@@ -10,26 +10,22 @@ import org.apache.commons.lang.math.RandomUtils;
 import org.argeo.slc.SlcException;
 import org.argeo.slc.process.Executable;
 import org.argeo.slc.test.ExecutableTestRun;
+import org.springframework.beans.factory.BeanNameAware;
 import org.springframework.beans.factory.InitializingBean;
 import org.springframework.validation.MapBindingResult;
 
-public class SimpleExecutionFlow implements ExecutionFlow, InitializingBean {
-       private static ThreadLocal<ExecutionFlow> executionFlow = new ThreadLocal<ExecutionFlow>();
-
-       private ExecutionSpec executionSpec;
-       private Map<String, Object> attributes = new HashMap<String, Object>();
+public class SimpleExecutionFlow implements ExecutionFlow, InitializingBean,
+               BeanNameAware {
+       private ExecutionSpec executionSpec = new SimpleExecutionSpec();
+       private String name = null;
+       private Map<String, Object> parameters = new HashMap<String, Object>();
        private List<Executable> executables = new ArrayList<Executable>();
 
        private final String uuid = UUID.randomUUID().toString();
 
        public void execute() {
-               try {
-                       executionFlow.set(this);
-                       for (Executable executable : executables) {
-                               executable.execute();
-                       }
-               } finally {
-                       executionFlow.set(null);
+               for (Executable executable : executables) {
+                       executable.execute();
                }
        }
 
@@ -38,26 +34,27 @@ public class SimpleExecutionFlow implements ExecutionFlow, InitializingBean {
                if (executionSpec == null)
                        return;
 
-               MapBindingResult errors = new MapBindingResult(attributes, "execution#"
+               MapBindingResult errors = new MapBindingResult(parameters, "execution#"
                                + getUuid());
                for (String key : executionSpec.getAttributes().keySet()) {
                        ExecutionSpecAttribute executionSpecAttr = executionSpec
                                        .getAttributes().get(key);
-                       if (!attributes.containsKey(key)) {
+                       if (!parameters.containsKey(key)) {
                                Object defaultValue = executionSpecAttr.getValue();
                                if (defaultValue == null)
                                        errors.rejectValue(key, "Not set and no default value");
                                else
-                                       attributes.put(key, defaultValue);
+                                       parameters.put(key, defaultValue);
                        } else {// contains key
-                               Object obj = attributes.get(key);
+                               Object obj = parameters.get(key);
                                if (executionSpecAttr instanceof RefSpecAttribute) {
                                        RefSpecAttribute rsa = (RefSpecAttribute) executionSpecAttr;
                                        Class targetClass = rsa.getTargetClass();
-                                       if (!targetClass.isAssignableFrom(obj.getClass()))
-                                               errors.rejectValue(key,
-                                                               "Not compatible with target class "
-                                                                               + targetClass);
+                                       if (!targetClass.isAssignableFrom(obj.getClass())) {
+                                               errors.reject(key
+                                                               + " not compatible with target class "
+                                                               + targetClass);
+                                       }
                                }
                        }
                }
@@ -67,6 +64,10 @@ public class SimpleExecutionFlow implements ExecutionFlow, InitializingBean {
                                        + errors.toString());
        }
 
+       public void setBeanName(String name) {
+               this.name = name;
+       }
+
        public void setExecutables(List<Executable> executables) {
                this.executables = executables;
        }
@@ -75,20 +76,39 @@ public class SimpleExecutionFlow implements ExecutionFlow, InitializingBean {
                this.executionSpec = executionSpec;
        }
 
-       public void setAttributes(Map<String, Object> attributes) {
-               this.attributes = attributes;
+       public void setParameters(Map<String, Object> attributes) {
+               this.parameters = attributes;
        }
 
-       public static ExecutionFlow getCurrentExecutionFlow() {
-               return executionFlow.get();
+       public String getUuid() {
+               return uuid;
        }
 
-       public Map<String, Object> getAttributes() {
-               return attributes;
+       public ExecutionSpec getExecutionSpec() {
+               return executionSpec;
        }
 
-       public String getUuid() {
-               return uuid;
+       public Object getParameter(String name) {
+               if (parameters.containsKey(name)) {
+                       return parameters.get(name);
+               } else {
+                       if (executionSpec.getAttributes().containsKey(name)) {
+                               ExecutionSpecAttribute esa = executionSpec.getAttributes().get(
+                                               name);
+                               if (esa.getValue() != null)
+                                       return esa.getValue();
+                       } else {
+                               throw new SlcException("Key " + name
+                                               + " is not define in the specifications of "
+                                               + toString());
+                       }
+               }
+               throw new SlcException("Key " + name + " is not set as parameter in "
+                               + toString());
        }
 
+       public String toString() {
+               return new StringBuffer("Flow ").append(name).toString();// .append(" [#")
+               // .append(uuid).append(']').toString();
+       }
 }