Java tutorial
/* * Copyright 2014-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with * the License. A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file 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 com.amazonaws.services.elasticmapreduce.model; import java.io.Serializable; import javax.annotation.Generated; import com.amazonaws.protocol.StructuredPojo; import com.amazonaws.protocol.ProtocolMarshaller; /** * <p> * A job flow step consisting of a JAR file whose main function will be executed. The main function submits a job for * Hadoop to execute and waits for the job to finish or fail. * </p> * * @see <a href="http://docs.aws.amazon.com/goto/WebAPI/elasticmapreduce-2009-03-31/HadoopJarStepConfig" * target="_top">AWS API Documentation</a> */ @Generated("com.amazonaws:aws-java-sdk-code-generator") public class HadoopJarStepConfig implements Serializable, Cloneable, StructuredPojo { /** * <p> * A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs * to your main function. * </p> */ private com.amazonaws.internal.SdkInternalList<KeyValue> properties; /** * <p> * A path to a JAR file run during the step. * </p> */ private String jar; /** * <p> * The name of the main class in the specified Java file. If not specified, the JAR file should specify a Main-Class * in its manifest file. * </p> */ private String mainClass; /** * <p> * A list of command line arguments passed to the JAR file's main function when executed. * </p> */ private com.amazonaws.internal.SdkInternalList<String> args; /** * Default constructor for HadoopJarStepConfig object. Callers should use the setter or fluent setter (with...) * methods to initialize the object after creating it. */ public HadoopJarStepConfig() { } /** * Constructs a new HadoopJarStepConfig object. Callers should use the setter or fluent setter (with...) methods to * initialize any additional object members. * * @param jar * A path to a JAR file run during the step. */ public HadoopJarStepConfig(String jar) { setJar(jar); } /** * <p> * A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs * to your main function. * </p> * * @return A list of Java properties that are set when the step runs. You can use these properties to pass key value * pairs to your main function. */ public java.util.List<KeyValue> getProperties() { if (properties == null) { properties = new com.amazonaws.internal.SdkInternalList<KeyValue>(); } return properties; } /** * <p> * A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs * to your main function. * </p> * * @param properties * A list of Java properties that are set when the step runs. You can use these properties to pass key value * pairs to your main function. */ public void setProperties(java.util.Collection<KeyValue> properties) { if (properties == null) { this.properties = null; return; } this.properties = new com.amazonaws.internal.SdkInternalList<KeyValue>(properties); } /** * <p> * A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs * to your main function. * </p> * <p> * <b>NOTE:</b> This method appends the values to the existing list (if any). Use * {@link #setProperties(java.util.Collection)} or {@link #withProperties(java.util.Collection)} if you want to * override the existing values. * </p> * * @param properties * A list of Java properties that are set when the step runs. You can use these properties to pass key value * pairs to your main function. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withProperties(KeyValue... properties) { if (this.properties == null) { setProperties(new com.amazonaws.internal.SdkInternalList<KeyValue>(properties.length)); } for (KeyValue ele : properties) { this.properties.add(ele); } return this; } /** * <p> * A list of Java properties that are set when the step runs. You can use these properties to pass key value pairs * to your main function. * </p> * * @param properties * A list of Java properties that are set when the step runs. You can use these properties to pass key value * pairs to your main function. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withProperties(java.util.Collection<KeyValue> properties) { setProperties(properties); return this; } /** * <p> * A path to a JAR file run during the step. * </p> * * @param jar * A path to a JAR file run during the step. */ public void setJar(String jar) { this.jar = jar; } /** * <p> * A path to a JAR file run during the step. * </p> * * @return A path to a JAR file run during the step. */ public String getJar() { return this.jar; } /** * <p> * A path to a JAR file run during the step. * </p> * * @param jar * A path to a JAR file run during the step. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withJar(String jar) { setJar(jar); return this; } /** * <p> * The name of the main class in the specified Java file. If not specified, the JAR file should specify a Main-Class * in its manifest file. * </p> * * @param mainClass * The name of the main class in the specified Java file. If not specified, the JAR file should specify a * Main-Class in its manifest file. */ public void setMainClass(String mainClass) { this.mainClass = mainClass; } /** * <p> * The name of the main class in the specified Java file. If not specified, the JAR file should specify a Main-Class * in its manifest file. * </p> * * @return The name of the main class in the specified Java file. If not specified, the JAR file should specify a * Main-Class in its manifest file. */ public String getMainClass() { return this.mainClass; } /** * <p> * The name of the main class in the specified Java file. If not specified, the JAR file should specify a Main-Class * in its manifest file. * </p> * * @param mainClass * The name of the main class in the specified Java file. If not specified, the JAR file should specify a * Main-Class in its manifest file. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withMainClass(String mainClass) { setMainClass(mainClass); return this; } /** * <p> * A list of command line arguments passed to the JAR file's main function when executed. * </p> * * @return A list of command line arguments passed to the JAR file's main function when executed. */ public java.util.List<String> getArgs() { if (args == null) { args = new com.amazonaws.internal.SdkInternalList<String>(); } return args; } /** * <p> * A list of command line arguments passed to the JAR file's main function when executed. * </p> * * @param args * A list of command line arguments passed to the JAR file's main function when executed. */ public void setArgs(java.util.Collection<String> args) { if (args == null) { this.args = null; return; } this.args = new com.amazonaws.internal.SdkInternalList<String>(args); } /** * <p> * A list of command line arguments passed to the JAR file's main function when executed. * </p> * <p> * <b>NOTE:</b> This method appends the values to the existing list (if any). Use * {@link #setArgs(java.util.Collection)} or {@link #withArgs(java.util.Collection)} if you want to override the * existing values. * </p> * * @param args * A list of command line arguments passed to the JAR file's main function when executed. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withArgs(String... args) { if (this.args == null) { setArgs(new com.amazonaws.internal.SdkInternalList<String>(args.length)); } for (String ele : args) { this.args.add(ele); } return this; } /** * <p> * A list of command line arguments passed to the JAR file's main function when executed. * </p> * * @param args * A list of command line arguments passed to the JAR file's main function when executed. * @return Returns a reference to this object so that method calls can be chained together. */ public HadoopJarStepConfig withArgs(java.util.Collection<String> args) { setArgs(args); return this; } /** * Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be * redacted from this string using a placeholder value. * * @return A string representation of this object. * * @see java.lang.Object#toString() */ @Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append("{"); if (getProperties() != null) sb.append("Properties: ").append(getProperties()).append(","); if (getJar() != null) sb.append("Jar: ").append(getJar()).append(","); if (getMainClass() != null) sb.append("MainClass: ").append(getMainClass()).append(","); if (getArgs() != null) sb.append("Args: ").append(getArgs()); sb.append("}"); return sb.toString(); } @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (obj instanceof HadoopJarStepConfig == false) return false; HadoopJarStepConfig other = (HadoopJarStepConfig) obj; if (other.getProperties() == null ^ this.getProperties() == null) return false; if (other.getProperties() != null && other.getProperties().equals(this.getProperties()) == false) return false; if (other.getJar() == null ^ this.getJar() == null) return false; if (other.getJar() != null && other.getJar().equals(this.getJar()) == false) return false; if (other.getMainClass() == null ^ this.getMainClass() == null) return false; if (other.getMainClass() != null && other.getMainClass().equals(this.getMainClass()) == false) return false; if (other.getArgs() == null ^ this.getArgs() == null) return false; if (other.getArgs() != null && other.getArgs().equals(this.getArgs()) == false) return false; return true; } @Override public int hashCode() { final int prime = 31; int hashCode = 1; hashCode = prime * hashCode + ((getProperties() == null) ? 0 : getProperties().hashCode()); hashCode = prime * hashCode + ((getJar() == null) ? 0 : getJar().hashCode()); hashCode = prime * hashCode + ((getMainClass() == null) ? 0 : getMainClass().hashCode()); hashCode = prime * hashCode + ((getArgs() == null) ? 0 : getArgs().hashCode()); return hashCode; } @Override public HadoopJarStepConfig clone() { try { return (HadoopJarStepConfig) super.clone(); } catch (CloneNotSupportedException e) { throw new IllegalStateException( "Got a CloneNotSupportedException from Object.clone() " + "even though we're Cloneable!", e); } } @com.amazonaws.annotation.SdkInternalApi @Override public void marshall(ProtocolMarshaller protocolMarshaller) { com.amazonaws.services.elasticmapreduce.model.transform.HadoopJarStepConfigMarshaller.getInstance() .marshall(this, protocolMarshaller); } }