HadoopConfigBuilder (Spring for Apache Hadoop 2.3.0.RC2 API)

java.lang.Object
- org.springframework.data.hadoop.config.common.annotation.AbstractAnnotationBuilder<O>
- - org.springframework.data.hadoop.config.common.annotation.AbstractConfiguredAnnotationBuilder<org.apache.hadoop.conf.Configuration,HadoopConfigConfigurer,HadoopConfigBuilder>
  - - org.springframework.data.hadoop.config.annotation.builders.HadoopConfigBuilder

All Implemented Interfaces:: HadoopConfigConfigurer, AnnotationBuilder<org.apache.hadoop.conf.Configuration>, PropertiesConfigurerAware, ResourceConfigurerAware, SecurityConfigurerAware

public final class HadoopConfigBuilder
extends AbstractConfiguredAnnotationBuilder<org.apache.hadoop.conf.Configuration,HadoopConfigConfigurer,HadoopConfigBuilder>
implements PropertiesConfigurerAware, ResourceConfigurerAware, SecurityConfigurerAware, HadoopConfigConfigurer

AnnotationBuilder for Configuration.

Author:: Janne Valkealahti

Constructor Summary

Constructors
Constructor and Description
`HadoopConfigBuilder()` Instantiates a new yarn config builder.
`HadoopConfigBuilder(ObjectPostProcessor<java.lang.Object> objectPostProcessor)` Instantiates a new hadoop config builder.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`configureProperties(java.util.Properties properties)` Configure `Properties`.
`void`	`configureResources(java.util.Set<org.springframework.core.io.Resource> resources)` Configure `Resource`s.
`void`	`configureSecurity(HadoopSecurity hadoopSecurity)` Configure `HadoopSecurity`.
`HadoopConfigConfigurer`	`fileSystemUri(java.lang.String uri)` Specify a Hdfs file system uri.
`java.util.Properties`	`getProperties()` Gets the `Properties`.
`java.util.Set<org.springframework.core.io.Resource>`	`getResources()` Gets the `Resource`s.
`HadoopSecurity`	`getSecurity()` Gets the `HadoopSecurity`.
`HadoopConfigConfigurer`	`jobHistoryAddress(java.lang.String jobHistoryAddress)` Specify a MapReduce job history address.
`HadoopConfigConfigurer`	`loadDefaults(boolean loadDefaults)` Specify if Hadoop `Configuration` is initially based on default values.
`protected org.apache.hadoop.conf.Configuration`	`performBuild()` Subclasses must implement this method to build the object that is being returned.
`HadoopConfigConfigurer`	`resourceManagerAddress(java.lang.String address)` Specify a Yarn resource manager address.
`PropertiesConfigurer<HadoopConfigConfigurer>`	`withProperties()` Specify configuration options as properties with a `PropertiesConfigurer`.
`ResourceConfigurer<HadoopConfigConfigurer>`	`withResources()` Specify configuration options as resource properties with a `ResourceConfigurer`.
`SecurityConfigurer<HadoopConfigConfigurer>`	`withSecurity()` Specify security options with a `SecurityConfigurer`.

Methods inherited from class org.springframework.data.hadoop.config.common.annotation.AbstractConfiguredAnnotationBuilder
apply, apply, beforeConfigureMains, beforeConfigurePosts, beforeInit, doBuild, getConfigurer, getConfigurers, getOrApply, getOrBuild, getSharedObject, getSharedObjects, objectPostProcessor, postProcess, removeConfigurer, removeConfigurers, setSharedObject

Methods inherited from class org.springframework.data.hadoop.config.common.annotation.AbstractAnnotationBuilder
build, getObject

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - HadoopConfigBuilder
```
public HadoopConfigBuilder()
```
    Instantiates a new yarn config builder.
  - HadoopConfigBuilder
```
public HadoopConfigBuilder(ObjectPostProcessor<java.lang.Object> objectPostProcessor)
```
    Instantiates a new hadoop config builder.
    
    Parameters:
    objectPostProcessor - the object post processor
- Method Detail
  - performBuild
```
protected org.apache.hadoop.conf.Configuration performBuild()
                                                     throws java.lang.Exception
```
    Description copied from class: AbstractConfiguredAnnotationBuilder
    
    Subclasses must implement this method to build the object that is being returned.
    
    Specified by:
    
    performBuild in class AbstractConfiguredAnnotationBuilder<org.apache.hadoop.conf.Configuration,HadoopConfigConfigurer,HadoopConfigBuilder>
    
    Returns:
    Object build by this builder
    
    Throws:
    
    java.lang.Exception
  - configureProperties
```
public void configureProperties(java.util.Properties properties)
```
    Description copied from interface: PropertiesConfigurerAware
    
    Configure Properties.
    
    Specified by:
    
    configureProperties in interface PropertiesConfigurerAware
    
    Parameters:
    properties - the properties
  - configureResources
```
public void configureResources(java.util.Set<org.springframework.core.io.Resource> resources)
```
    Description copied from interface: ResourceConfigurerAware
    
    Configure Resources.
    
    Specified by:
    
    configureResources in interface ResourceConfigurerAware
    
    Parameters:
    resources - the resources
  - configureSecurity
```
public void configureSecurity(HadoopSecurity hadoopSecurity)
```
    Description copied from interface: SecurityConfigurerAware
    
    Configure HadoopSecurity.
    
    Specified by:
    
    configureSecurity in interface SecurityConfigurerAware
    
    Parameters:
    hadoopSecurity - the hadoop security
  - withResources
```
public ResourceConfigurer<HadoopConfigConfigurer> withResources()
                                                         throws java.lang.Exception
```
    Description copied from interface: HadoopConfigConfigurer
    Specify configuration options as resource properties with a ResourceConfigurer.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   Properties props = new Properties();
   config
     .withResources()
       .resource("cfg-1.properties")
       .resource("cfg-2.properties")
       .and();
 }
 
```
    XML:
```
 <hadoop:configuration properties-location="cfg-1.properties, cfg-2.properties"/>
 
```
    Specified by:
    
    withResources in interface HadoopConfigConfigurer
    
    Returns:
    ResourceConfigurer for chaining
    
    Throws:
    
    java.lang.Exception - if error occurred
  - withProperties
```
public PropertiesConfigurer<HadoopConfigConfigurer> withProperties()
                                                            throws java.lang.Exception
```
    Description copied from interface: HadoopConfigConfigurer
    Specify configuration options as properties with a PropertiesConfigurer.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   Properties props = new Properties();
   config
     .withProperties()
       .properties(props)
       .property("myKey1", ",myValue1")
       .and();
 }
 
```
    XML:
```
 <util:properties id="props" location="props.properties"/>
   <prop key="myKey1">myValue1</prop>
 </util:properties>
 <hadoop:configuration properties-ref="props"/>
 
```
    Specified by:
    
    withProperties in interface HadoopConfigConfigurer
    
    Returns:
    PropertiesConfigurer for chaining
    
    Throws:
    
    java.lang.Exception - if error occurred
  - withSecurity
```
public SecurityConfigurer<HadoopConfigConfigurer> withSecurity()
                                                        throws java.lang.Exception
```
    Description copied from interface: HadoopConfigConfigurer
    Specify security options with a SecurityConfigurer.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   config
     .withSecurity()
       .authMethod("kerberos")
       .namenodePrincipal("hdfs/myhost@LOCALDOMAIN")
       .rmManagerPrincipal("yarn/myhost@LOCALDOMAIN");
 }
 
```
    XML:
    No equivalent
    Specified by:
    
    withSecurity in interface HadoopConfigConfigurer
    
    Returns:
    SecurityConfigurer for chaining
    
    Throws:
    
    java.lang.Exception - if error occurred
  - fileSystemUri
```
public HadoopConfigConfigurer fileSystemUri(java.lang.String uri)
```
    Description copied from interface: HadoopConfigConfigurer
    Specify a Hdfs file system uri.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   config
     .fileSystemUri("hdfs://myhost:8020");
 }
 
```
    XML:
```
 <hadoop:configuration file-system-uri="hdfs://myhost:8020"/>
 
```
    Specified by:
    
    fileSystemUri in interface HadoopConfigConfigurer
    
    Parameters:
    uri - The Hdfs uri
    
    Returns:
    HadoopConfigConfigurer for chaining
  - resourceManagerAddress
```
public HadoopConfigConfigurer resourceManagerAddress(java.lang.String address)
```
    Description copied from interface: HadoopConfigConfigurer
    Specify a Yarn resource manager address.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   config
     .resourceManagerAddress("myRmHost:8032");
 }
 
```
    XML:
```
 <hadoop:configuration rm-manager-uri="myRmHost:8032"/>
 
```
    Specified by:
    
    resourceManagerAddress in interface HadoopConfigConfigurer
    
    Parameters:
    address - The Yarn resource manager address
    
    Returns:
    HadoopConfigConfigurer for chaining
  - jobHistoryAddress
```
public HadoopConfigConfigurer jobHistoryAddress(java.lang.String jobHistoryAddress)
```
    Description copied from interface: HadoopConfigConfigurer
    Specify a MapReduce job history address.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   config
     .jobHistoryAddress("myJobHistoryHost:10020");
 }
 
```
    XML:
```
 <hadoop:configuration job-history-uri="myJobHistoryHost:10020"/>
 
```
    Specified by:
    
    jobHistoryAddress in interface HadoopConfigConfigurer
    
    Parameters:
    jobHistoryAddress - The Yarn resource manager address
    
    Returns:
    HadoopConfigConfigurer for chaining
  - loadDefaults
```
public HadoopConfigConfigurer loadDefaults(boolean loadDefaults)
```
    Description copied from interface: HadoopConfigConfigurer
    Specify if Hadoop Configuration is initially based on default values. Default is true.
    
    JavaConfig:
```
 public void configure(HadoopConfigConfigurer config) throws Exception {
   config
     .loadDefaults(true);
 }
 
```
    XML:
    No equivalent
    Specified by:
    
    loadDefaults in interface HadoopConfigConfigurer
    
    Parameters:
    loadDefaults - The flag if defaults should be loaded
    
    Returns:
    HadoopConfigConfigurer for chaining
  - getProperties
```
public java.util.Properties getProperties()
```
    Gets the Properties.
    
    Returns:
    the properties
  - getResources
```
public java.util.Set<org.springframework.core.io.Resource> getResources()
```
    Gets the Resources.
    
    Returns:
    the resources
  - getSecurity
```
public HadoopSecurity getSecurity()
```
    Gets the HadoopSecurity.
    
    Returns:
    the security

Class HadoopConfigBuilder

Constructor Summary

Method Summary

Methods inherited from class org.springframework.data.hadoop.config.common.annotation.AbstractConfiguredAnnotationBuilder

Methods inherited from class org.springframework.data.hadoop.config.common.annotation.AbstractAnnotationBuilder

Methods inherited from class java.lang.Object

Constructor Detail

HadoopConfigBuilder

HadoopConfigBuilder

Method Detail

performBuild

configureProperties

configureResources

configureSecurity

withResources

withProperties

withSecurity

fileSystemUri

resourceManagerAddress

jobHistoryAddress

loadDefaults

getProperties

getResources

getSecurity