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## org.apache.fop.afp.modca
Class AbstractResourceGroupContainer

    java.lang.Object
      org.apache.fop.afp.modca.AbstractAFPObject
          org.apache.fop.afp.modca.AbstractStructuredObject
              org.apache.fop.afp.modca.AbstractTripletStructuredObject
                  org.apache.fop.afp.modca.AbstractNamedAFPObject
                      org.apache.fop.afp.modca.AbstractPageObject
                          org.apache.fop.afp.modca.AbstractResourceGroupContainer

All Implemented Interfaces:
  Completable, Streamable

Direct Known Subclasses:
  AbstractResourceEnvironmentGroupContainer, PageObject

    public abstract class AbstractResourceGroupContainer

extends AbstractPageObject

An abstract container of resource objects

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.fop.afp.modca.AbstractAFPObject
`AbstractAFPObject.Category, AbstractAFPObject.Type`

Field Summary
`protected ResourceGroup` | `resourceGroup` the resource group object
`protected boolean` | `started` The container started state

Fields inherited from class org.apache.fop.afp.modca.AbstractPageObject
`activeEnvironmentGroup, complete, factory, objects, rotation`

Fields inherited from class org.apache.fop.afp.modca.AbstractNamedAFPObject
`name`

Fields inherited from class org.apache.fop.afp.modca.AbstractTripletStructuredObject
`triplets`

Fields inherited from class org.apache.fop.afp.modca.AbstractAFPObject
`LOG, SF_CLASS, SF_HEADER_LENGTH`

Constructor Summary
`AbstractResourceGroupContainer(Factory factory)` Default constructor
`AbstractResourceGroupContainer(Factory factory, java.lang.String name)` Named constructor
`AbstractResourceGroupContainer(Factory factory, java.lang.String name, int width, int height, int rotation, int widthRes, int heightRes)` Construct a new page object for the specified name argument, the page name should be an 8 character identifier.

Method Summary
`protected boolean` | `canWrite(AbstractAFPObject obj)` Returns true if this object can be written
`protected int` | `getResourceCount()` Return the number of resources in this container
`ResourceGroup` | `getResourceGroup()` Returns the resource group in this resource group container
`protected boolean` | `hasResources()` Returns true if this resource group container contains resources
`protected void` | `writeObjects(java.util.Collection objects, java.io.OutputStream os)` Writes a collection of Streamable to the AFP Datastream.
`protected void` | `writeObjects(java.util.Collection objects, java.io.OutputStream os, boolean forceWrite)` Writes a collection of `AbstractAFPObject`s to the AFP Datastream.
`void` | `writeToStream(java.io.OutputStream os)` DataStream objects must implement the writeToStream() method to write its data to the given OutputStream

Methods inherited from class org.apache.fop.afp.modca.AbstractPageObject
`addObject, createFont, createIncludePageSegment, createLine, createNoOperation, createTagLogicalElement, createText, endPage, endPresentationObject, getActiveEnvironmentGroup, getHeight, getPresentationTextObject, getRotation, getTagLogicalElements, getWidth, isComplete, setComplete, writeContent`

Methods inherited from class org.apache.fop.afp.modca.AbstractNamedAFPObject
`copySF, getName, getNameBytes, getNameLength, setName, toString`

Methods inherited from class org.apache.fop.afp.modca.AbstractTripletStructuredObject
`addTriplet, addTriplets, getFullyQualifiedName, getTripletDataLength, getTriplets, hasTriplet, hasTriplets, setComment, setFullyQualifiedName, setObjectClassification, writeTriplets`

Methods inherited from class org.apache.fop.afp.modca.AbstractStructuredObject
`writeEnd, writeStart`

Methods inherited from class org.apache.fop.afp.modca.AbstractAFPObject
`copySF, truncate, writeChunksToStream`

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

Field Detail

### started

    protected boolean started

  The container started state

### resourceGroup

    protected ResourceGroup resourceGroup

  the resource group object

Constructor Detail

### AbstractResourceGroupContainer

    public AbstractResourceGroupContainer(Factory factory)

  Default constructor

  Parameters:
    `factory` - the object factory

### AbstractResourceGroupContainer

    public AbstractResourceGroupContainer(Factory factory,
                                          java.lang.String name)

  Named constructor

  Parameters:
    `factory` - the object factory
    `name` - the name of this resource container

### AbstractResourceGroupContainer

    public AbstractResourceGroupContainer(Factory factory,
                                          java.lang.String name,
                                          int width,
                                          int height,
                                          int rotation,
                                          int widthRes,
                                          int heightRes)

  Construct a new page object for the specified name argument, the page name should be an 8 character identifier.

  Parameters:
    `factory` - the object factory
    `name` - the name of the page.
    `width` - the width of the page.
    `height` - the height of the page.
    `rotation` - the rotation of the page.
    `widthRes` - the width resolution of the page.
    `heightRes` - the height resolution of the page.

Method Detail

### getResourceCount

    protected int getResourceCount()

  Return the number of resources in this container

  Returns:
    the number of resources in this container

### hasResources

    protected boolean hasResources()

  Returns true if this resource group container contains resources

  Returns:
    true if this resource group container contains resources

### getResourceGroup

    public ResourceGroup getResourceGroup()

  Returns the resource group in this resource group container

  Returns:
    the resource group in this resource group container

### writeToStream

    public void writeToStream(java.io.OutputStream os)
                       throws java.io.IOException

  DataStream objects must implement the writeToStream() method to write its data to the given OutputStream

  Specified by:
    `writeToStream` in interface `Streamable`
  Overrides:
    `writeToStream` in class `AbstractStructuredObject`
  Parameters:
    `os` - the outputsteam stream
  Throws:
    `java.io.IOException` - an I/O exception of some sort has occurred.

### writeObjects

    protected void writeObjects(java.util.Collection objects,
                                java.io.OutputStream os)
                         throws java.io.IOException

  Writes a collection of Streamable to the AFP Datastream.

  Overrides:
    `writeObjects` in class `AbstractAFPObject`
  Parameters:
    `objects` - a list of AFPObjects
    `os` - The stream to write to
  Throws:
    `java.io.IOException` - an I/O exception of some sort has occurred.

### writeObjects

    protected void writeObjects(java.util.Collection objects,
                                java.io.OutputStream os,
                                boolean forceWrite)
                         throws java.io.IOException

  Writes a collection of `AbstractAFPObject`s to the AFP Datastream.

  Parameters:
    `objects` - a list of AFPObjects
    `os` - The stream to write to
    `forceWrite` - true if writing should happen in any case
  Throws:
    `java.io.IOException` - an I/O exception of some sort has occurred.

### canWrite

    protected boolean canWrite(AbstractAFPObject obj)

  Returns true if this object can be written

  Parameters:
    `obj` - an AFP object
  Returns:
    true if this object can be written

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