-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.browsing.ui.model.modifiers;\r
-\r
-import org.simantics.browsing.ui.common.ErrorLogger;\r
-import org.simantics.browsing.ui.content.Labeler.Modifier;\r
-import org.simantics.databoard.Bindings;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.RequestProcessor;\r
-import org.simantics.db.Session;\r
-import org.simantics.db.common.request.ReadRequest;\r
-import org.simantics.db.common.utils.Logger;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.variable.InputValidator;\r
-import org.simantics.db.layer0.variable.Variable;\r
-import org.simantics.db.layer0.variable.VariableWrite;\r
-import org.simantics.db.layer0.variable.Variables;\r
-import org.simantics.scl.runtime.function.Function1;\r
-import org.simantics.utils.datastructures.Callback;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class VariableModifier2 implements Modifier {\r
-\r
- final protected Session session;\r
- final protected Variable variable;\r
-\r
- private String initialValue;\r
- protected Throwable modifierFailed;\r
- protected InputValidator variableInputValidator;\r
-\r
- public VariableModifier2(RequestProcessor processor, Variable variable) {\r
- this.variable = variable;\r
- this.session = processor.getSession();\r
- initializeModifier(processor);\r
- }\r
-\r
- protected void initializeModifier(RequestProcessor processor) {\r
- \r
- try {\r
- \r
- processor.syncRequest(new ReadRequest() {\r
- @Override\r
- public void run(ReadGraph graph) throws DatabaseException {\r
- initialValue = getInitialValue(graph);\r
- initializeValidator(graph, variable);\r
- }\r
- });\r
- \r
- } catch (DatabaseException e) {\r
- Logger.defaultLogError("Modifier initialization failed, see exception for details.", e);\r
- modifierFailed = e;\r
- }\r
- \r
- }\r
-\r
- protected void initializeValidator(ReadGraph graph, Variable var) throws DatabaseException {\r
- \r
-// Resource validator = variable.getPossiblePropertyValue(graph, Variables.INPUT_VALIDATOR);\r
-// if(validator != null) {\r
-// variableInputValidator = graph.getPossibleContextualAdapter(validator, variable, Variable.class, InputValidator.class);\r
-// }\r
- \r
- final Function1<String, String> validator = variable.getPossiblePropertyValue(graph, Variables.INPUT_VALIDATOR);\r
- if (validator != null)\r
- variableInputValidator = new InputValidator() {\r
- \r
- @Override\r
- public String isValid(Object newValue) {\r
- return validator.apply((String)newValue);\r
- }\r
- };\r
- \r
- \r
- }\r
-\r
- protected void doModify(final String label) {\r
- session.asyncRequest(new VariableWrite(variable, label), new Callback<DatabaseException>() {\r
- @Override\r
- public void run(DatabaseException parameter) {\r
- if (parameter != null)\r
- ErrorLogger.defaultLogError(parameter);\r
- else\r
- modifySuccessful();\r
- }\r
- });\r
- }\r
-\r
- protected void modifySuccessful() {\r
- }\r
-\r
- protected String getInitialValue(ReadGraph graph) throws DatabaseException {\r
- return variable.getValue(graph, Bindings.STRING);\r
- }\r
-\r
- @Override\r
- public String getValue() {\r
- return initialValue;\r
- }\r
-\r
- @Override\r
- public String isValid(String label) {\r
- \r
- if (modifierFailed != null)\r
- return "Could not resolve validator for this value, modification denied. Reason: " + modifierFailed.getMessage();\r
-\r
- if (variableInputValidator != null)\r
- return variableInputValidator.isValid(label);\r
-\r
- return null;\r
- \r
- }\r
-\r
- @Override\r
- public final void modify(String label) {\r
- if (modifierFailed != null)\r
- // Should never end up here, isValid should prevent it.\r
- throw new Error("modifier failed: " + modifierFailed.getMessage());\r
- doModify(label);\r
- }\r
-\r
-};\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.model.modifiers;
+
+import org.simantics.browsing.ui.common.ErrorLogger;
+import org.simantics.browsing.ui.content.Labeler.Modifier;
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.RequestProcessor;
+import org.simantics.db.Session;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.common.utils.Logger;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.InputValidator;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.VariableWrite;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.scl.runtime.function.Function1;
+import org.simantics.utils.datastructures.Callback;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class VariableModifier2 implements Modifier {
+
+ final protected Session session;
+ final protected Variable variable;
+
+ private String initialValue;
+ protected Throwable modifierFailed;
+ protected InputValidator variableInputValidator;
+
+ public VariableModifier2(RequestProcessor processor, Variable variable) {
+ this.variable = variable;
+ this.session = processor.getSession();
+ initializeModifier(processor);
+ }
+
+ protected void initializeModifier(RequestProcessor processor) {
+
+ try {
+
+ processor.syncRequest(new ReadRequest() {
+ @Override
+ public void run(ReadGraph graph) throws DatabaseException {
+ initialValue = getInitialValue(graph);
+ initializeValidator(graph, variable);
+ }
+ });
+
+ } catch (DatabaseException e) {
+ Logger.defaultLogError("Modifier initialization failed, see exception for details.", e);
+ modifierFailed = e;
+ }
+
+ }
+
+ protected void initializeValidator(ReadGraph graph, Variable var) throws DatabaseException {
+
+// Resource validator = variable.getPossiblePropertyValue(graph, Variables.INPUT_VALIDATOR);
+// if(validator != null) {
+// variableInputValidator = graph.getPossibleContextualAdapter(validator, variable, Variable.class, InputValidator.class);
+// }
+
+ final Function1<String, String> validator = variable.getPossiblePropertyValue(graph, Variables.INPUT_VALIDATOR);
+ if (validator != null)
+ variableInputValidator = new InputValidator() {
+
+ @Override
+ public String isValid(Object newValue) {
+ return validator.apply((String)newValue);
+ }
+ };
+
+
+ }
+
+ protected void doModify(final String label) {
+ session.asyncRequest(new VariableWrite(variable, label), new Callback<DatabaseException>() {
+ @Override
+ public void run(DatabaseException parameter) {
+ if (parameter != null)
+ ErrorLogger.defaultLogError(parameter);
+ else
+ modifySuccessful();
+ }
+ });
+ }
+
+ protected void modifySuccessful() {
+ }
+
+ protected String getInitialValue(ReadGraph graph) throws DatabaseException {
+ return variable.getValue(graph, Bindings.STRING);
+ }
+
+ @Override
+ public String getValue() {
+ return initialValue;
+ }
+
+ @Override
+ public String isValid(String label) {
+
+ if (modifierFailed != null)
+ return "Could not resolve validator for this value, modification denied. Reason: " + modifierFailed.getMessage();
+
+ if (variableInputValidator != null)
+ return variableInputValidator.isValid(label);
+
+ return null;
+
+ }
+
+ @Override
+ public final void modify(String label) {
+ if (modifierFailed != null)
+ // Should never end up here, isValid should prevent it.
+ throw new Error("modifier failed: " + modifierFailed.getMessage());
+ doModify(label);
+ }
+
+};
Code Review / simantics / platform.git / blobdiff