Repository: phoenix Updated Branches: refs/heads/master 7d7c21786 -> caaf29e92
PHOENIX-2160 - Add new files Project: http://git-wip-us.apache.org/repos/asf/phoenix/repo Commit: http://git-wip-us.apache.org/repos/asf/phoenix/commit/caaf29e9 Tree: http://git-wip-us.apache.org/repos/asf/phoenix/tree/caaf29e9 Diff: http://git-wip-us.apache.org/repos/asf/phoenix/diff/caaf29e9 Branch: refs/heads/master Commit: caaf29e920e517d872cf8adad7fddc09328140fe Parents: 7d7c217 Author: ramkrishna <ramkrishna.s.vasude...@gmail.com> Authored: Wed Sep 2 17:07:47 2015 +0530 Committer: ramkrishna <ramkrishna.s.vasude...@gmail.com> Committed: Wed Sep 2 17:07:47 2015 +0530 ---------------------------------------------------------------------- .../CloneNonDeterministicExpressionVisitor.java | 30 +++++++++++++ .../ProjectedColumnExpressionVisitor.java | 25 +++++++++++ .../ReplaceArrayFunctionExpressionVisitor.java | 46 ++++++++++++++++++++ 3 files changed, 101 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/phoenix/blob/caaf29e9/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/CloneNonDeterministicExpressionVisitor.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/CloneNonDeterministicExpressionVisitor.java b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/CloneNonDeterministicExpressionVisitor.java new file mode 100644 index 0000000..1aeb9a9 --- /dev/null +++ b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/CloneNonDeterministicExpressionVisitor.java @@ -0,0 +1,30 @@ +/* + * 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.phoenix.expression.visitor; + +import java.util.List; + +import org.apache.phoenix.expression.Determinism; +import org.apache.phoenix.expression.Expression; + +public class CloneNonDeterministicExpressionVisitor extends CloneExpressionVisitor { + + public boolean isCloneNode(Expression node, List<Expression> children) { + return Determinism.PER_INVOCATION.compareTo(node.getDeterminism()) <= 0; + } +} http://git-wip-us.apache.org/repos/asf/phoenix/blob/caaf29e9/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ProjectedColumnExpressionVisitor.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ProjectedColumnExpressionVisitor.java b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ProjectedColumnExpressionVisitor.java new file mode 100644 index 0000000..2380c6b --- /dev/null +++ b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ProjectedColumnExpressionVisitor.java @@ -0,0 +1,25 @@ +/* + * 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.phoenix.expression.visitor; + +import org.apache.phoenix.expression.ProjectedColumnExpression; + +public abstract class ProjectedColumnExpressionVisitor extends StatelessTraverseAllExpressionVisitor<Void> { + @Override + abstract public Void visit(ProjectedColumnExpression node); +} http://git-wip-us.apache.org/repos/asf/phoenix/blob/caaf29e9/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ReplaceArrayFunctionExpressionVisitor.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ReplaceArrayFunctionExpressionVisitor.java b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ReplaceArrayFunctionExpressionVisitor.java new file mode 100644 index 0000000..2a460a4 --- /dev/null +++ b/phoenix-core/src/main/java/org/apache/phoenix/expression/visitor/ReplaceArrayFunctionExpressionVisitor.java @@ -0,0 +1,46 @@ +/* + * 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.phoenix.expression.visitor; + +import java.util.List; +import java.util.Map; + +import org.apache.phoenix.expression.Expression; +import org.apache.phoenix.expression.function.ScalarFunction; + +public class ReplaceArrayFunctionExpressionVisitor extends CloneExpressionVisitor { + private Map<Expression, Expression> replacementMap; + + public ReplaceArrayFunctionExpressionVisitor(Map<Expression, Expression> replacementMap) { + this.replacementMap = replacementMap; + } + + @Override + public boolean isCloneNode(Expression node, List<Expression> children) { + return !children.equals(node.getChildren()); + } + + @Override + public Expression visitLeave(ScalarFunction node, List<Expression> l) { + Expression replacement = replacementMap.get(node); + if (replacement != null) { + return replacement; + } + return super.visitLeave(node, l); + } +}