diff options
Diffstat (limited to 'eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/process/ExpressionEvaluationContextImpl.java')
-rw-r--r-- | eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/process/ExpressionEvaluationContextImpl.java | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/process/ExpressionEvaluationContextImpl.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/process/ExpressionEvaluationContextImpl.java new file mode 100644 index 00000000..5a85487f --- /dev/null +++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/process/ExpressionEvaluationContextImpl.java @@ -0,0 +1,46 @@ +/******************************************************************************* + *******************************************************************************/ +package at.gv.egiz.eaaf.core.impl.idp.process; + +import java.io.Serializable; +import java.util.Collections; +import java.util.HashMap; +import java.util.Map; +import java.util.Set; + +import at.gv.egiz.eaaf.core.api.idp.process.ExecutionContext; +import at.gv.egiz.eaaf.core.api.idp.process.ExpressionEvaluationContext; + +/** + * Context implementation used for expression evaluation only. + * + * @author tknall + * + */ +public class ExpressionEvaluationContextImpl implements ExpressionEvaluationContext { + + private static final long serialVersionUID = 1L; + + private Map<String, Serializable> ctxData; + + /** + * Creates a new instance and initializes it with data from a given process instance. + * + * @param processInstance + * The process instance. + */ + ExpressionEvaluationContextImpl(ProcessInstance processInstance) { + ExecutionContext executionContext = processInstance.getExecutionContext(); + Set<String> keys = executionContext.keySet(); + ctxData = Collections.synchronizedMap(new HashMap<String, Serializable>(keys.size())); + for (String key : keys) { + ctxData.put(key, executionContext.get(key)); + } + } + + @Override + public Map<String, Serializable> getCtx() { + return Collections.unmodifiableMap(ctxData); + } + +} |