1 files changed, 91 insertions, 0 deletions
diff --git a/das-java/tags/1.0-incubating-beta2-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/generator/impl/DeleteGenerator.java b/das-java/tags/1.0-incubating-beta2-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/generator/impl/DeleteGenerator.java
new file mode 100644
index 0000000000..ad2a90c841
--- /dev/null
+++ b/das-java/tags/1.0-incubating-beta2-rc1/rdb/src/main/java/org/apache/tuscany/das/rdb/generator/impl/DeleteGenerator.java
@@ -0,0 +1,91 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.tuscany.das.rdb.generator.impl;
+
+import java.util.Iterator;
+
+import org.apache.log4j.Logger;
+import org.apache.tuscany.das.rdb.config.Table;
+import org.apache.tuscany.das.rdb.config.wrapper.MappingWrapper;
+import org.apache.tuscany.das.rdb.config.wrapper.TableWrapper;
+import org.apache.tuscany.das.rdb.impl.DeleteCommandImpl;
+import org.apache.tuscany.das.rdb.impl.ParameterExtendedImpl;
+import org.apache.tuscany.das.rdb.impl.SDODataTypeHelper;
+import org.apache.tuscany.das.rdb.impl.SDODataTypes;
+
+public final class DeleteGenerator extends BaseGenerator {
+
+    public static final DeleteGenerator INSTANCE = new DeleteGenerator();
+
+    private final Logger logger = Logger.getLogger(DeleteGenerator.class);
+
+    private DeleteGenerator() {
+        super();
+    }
+
+    //JIRA-952
+    private String getDeleteStatement(MappingWrapper mapping, Table t) {
+        TableWrapper table = new TableWrapper(t);
+
+        StringBuffer statement = new StringBuffer();
+        statement.append("delete from ");
+        if(mapping.getConfig().isDatabaseSchemaNameSupported()){
+        	statement.append(t.getSchemaName()+"."+t.getTableName());
+        }
+        else{
+        statement.append(t.getTableName());
+        }
+        statement.append(" where ");
+
+        Iterator names = table.getPrimaryKeyNames().iterator();
+        Iterator properties = table.getPrimaryKeyProperties().iterator();
+        while (names.hasNext() && properties.hasNext()) {
+            String name = (String) names.next();
+            statement.append(name);
+            statement.append(" = ?");
+            if (names.hasNext() && properties.hasNext()) {
+                statement.append(" and ");
+            }
+        }
+
+        if (this.logger.isDebugEnabled()) {
+            this.logger.debug(statement.toString());
+        }
+
+        return statement.toString();
+    }
+
+    public DeleteCommandImpl getDeleteCommand(MappingWrapper mapping, Table t) {
+        TableWrapper tw = new TableWrapper(t);
+        DeleteCommandImpl deleteCommand = new DeleteCommandImpl(getDeleteStatement(mapping, t));
+
+        Iterator i = tw.getPrimaryKeyProperties().iterator();
+        for (int idx = 1; i.hasNext(); idx++) {
+            String property = (String) i.next();
+            ParameterExtendedImpl p = new ParameterExtendedImpl();
+            p.setName(property);
+            p.setColumnType(SDODataTypeHelper.columnTypeForSDOType(SDODataTypes.OBJECT));
+            p.setConverter(getConverter(tw.getConverter(property)));
+            p.setIndex(idx);
+            deleteCommand.addParameter(p);
+        }
+        return deleteCommand;
+    }
+
+}