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Posted to commits@flink.apache.org by se...@apache.org on 2017/02/24 11:28:31 UTC
[3/4] flink git commit: [FLINK-5854] [core] Add base Flink Exception
classes
[FLINK-5854] [core] Add base Flink Exception classes
This closes #3368
Project: http://git-wip-us.apache.org/repos/asf/flink/repo
Commit: http://git-wip-us.apache.org/repos/asf/flink/commit/813c2585
Tree: http://git-wip-us.apache.org/repos/asf/flink/tree/813c2585
Diff: http://git-wip-us.apache.org/repos/asf/flink/diff/813c2585
Branch: refs/heads/master
Commit: 813c2585a49c673b71678463d719b6a85b778994
Parents: 31f3d65
Author: Stephan Ewen <se...@apache.org>
Authored: Fri Feb 17 16:24:35 2017 +0100
Committer: Stephan Ewen <se...@apache.org>
Committed: Fri Feb 24 12:15:18 2017 +0100
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.../flink/util/DynamicCodeLoadingException.java | 61 ++++++++++++++++++++
.../org/apache/flink/util/FlinkException.java | 58 +++++++++++++++++++
.../flink/util/FlinkRuntimeException.java | 58 +++++++++++++++++++
3 files changed, 177 insertions(+)
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http://git-wip-us.apache.org/repos/asf/flink/blob/813c2585/flink-core/src/main/java/org/apache/flink/util/DynamicCodeLoadingException.java
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diff --git a/flink-core/src/main/java/org/apache/flink/util/DynamicCodeLoadingException.java b/flink-core/src/main/java/org/apache/flink/util/DynamicCodeLoadingException.java
new file mode 100644
index 0000000..d18b9d3
--- /dev/null
+++ b/flink-core/src/main/java/org/apache/flink/util/DynamicCodeLoadingException.java
@@ -0,0 +1,61 @@
+/*
+ * 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.flink.util;
+
+import org.apache.flink.annotation.Public;
+
+/**
+ * An exception that is thrown if the dynamic instantiation of code fails.
+ *
+ * <p>This exception is supposed to "sum up" the zoo of exceptions typically thrown around
+ * dynamic code loading and instantiations:
+ *
+ * <pre>{@code
+ * try {
+ * Class.forName(classname).asSubclass(TheType.class).newInstance();
+ * }
+ * catch (ClassNotFoundException | ClassCastException | InstantiationException | IllegalAccessException e) {
+ * throw new DynamicCodeLoadingException("Could not load and instantiate " + classname", e);
+ * }
+ * }</pre>
+ */
+@Public
+public class DynamicCodeLoadingException extends FlinkException {
+
+ private static final long serialVersionUID = -25138443817255490L;
+
+ /**
+ * Creates a new exception with the given cause.
+ *
+ * @param cause The exception that caused this exception
+ */
+ public DynamicCodeLoadingException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Creates a new exception with the given message and cause.
+ *
+ * @param message The exception message
+ * @param cause The exception that caused this exception
+ */
+ public DynamicCodeLoadingException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
http://git-wip-us.apache.org/repos/asf/flink/blob/813c2585/flink-core/src/main/java/org/apache/flink/util/FlinkException.java
----------------------------------------------------------------------
diff --git a/flink-core/src/main/java/org/apache/flink/util/FlinkException.java b/flink-core/src/main/java/org/apache/flink/util/FlinkException.java
new file mode 100644
index 0000000..550ab2c
--- /dev/null
+++ b/flink-core/src/main/java/org/apache/flink/util/FlinkException.java
@@ -0,0 +1,58 @@
+/*
+ * 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.flink.util;
+
+import org.apache.flink.annotation.Public;
+
+/**
+ * Base class of all Flink-specific checked exceptions.
+ */
+@Public
+public class FlinkException extends Exception {
+
+ private static final long serialVersionUID = 450688772469004724L;
+
+ /**
+ * Creates a new Exception with the given message and null as the cause.
+ *
+ * @param message The exception message
+ */
+ public FlinkException(String message) {
+ super(message);
+ }
+
+ /**
+ * Creates a new exception with a null message and the given cause.
+ *
+ * @param cause The exception that caused this exception
+ */
+ public FlinkException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Creates a new exception with the given message and cause
+ *
+ * @param message The exception message
+ * @param cause The exception that caused this exception
+ */
+ public FlinkException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}
http://git-wip-us.apache.org/repos/asf/flink/blob/813c2585/flink-core/src/main/java/org/apache/flink/util/FlinkRuntimeException.java
----------------------------------------------------------------------
diff --git a/flink-core/src/main/java/org/apache/flink/util/FlinkRuntimeException.java b/flink-core/src/main/java/org/apache/flink/util/FlinkRuntimeException.java
new file mode 100644
index 0000000..16b783b
--- /dev/null
+++ b/flink-core/src/main/java/org/apache/flink/util/FlinkRuntimeException.java
@@ -0,0 +1,58 @@
+/*
+ * 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.flink.util;
+
+import org.apache.flink.annotation.Public;
+
+/**
+ * Base class of all Flink-specific unchecked exceptions.
+ */
+@Public
+public class FlinkRuntimeException extends RuntimeException {
+
+ private static final long serialVersionUID = 193141189399279147L;
+
+ /**
+ * Creates a new Exception with the given message and null as the cause.
+ *
+ * @param message The exception message
+ */
+ public FlinkRuntimeException(String message) {
+ super(message);
+ }
+
+ /**
+ * Creates a new exception with a null message and the given cause.
+ *
+ * @param cause The exception that caused this exception
+ */
+ public FlinkRuntimeException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Creates a new exception with the given message and cause
+ *
+ * @param message The exception message
+ * @param cause The exception that caused this exception
+ */
+ public FlinkRuntimeException(String message, Throwable cause) {
+ super(message, cause);
+ }
+}