Package com.norconex.committer.core

Class CommitterUtil

java.lang.Object

com.norconex.committer.core.CommitterUtil

public final class CommitterUtil
extends Object

Committer-related utility methods.

Method Summary

Modifier and Type	Method	Description
static void	applyTargetContent(CommitterRequest req, String targetContentField)	Applies the document content (input stream) to the target field name.
static void	applyTargetId(CommitterRequest req, String sourceIdField, String targetIdField)	Applies the source ID field value after extracting it using extractSourceIdValue(CommitterRequest, String), to the target ID ID field supplied.
static String	extractSourceIdValue(CommitterRequest req, String sourceIdField)	Extracts the source ID value.
static String	extractSourceIdValue(CommitterRequest req, String sourceIdField, boolean keepSourceIdField)	Extracts the source ID value.
static String	getContentAsString(CommitterRequest req)	Gets the request content as a string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

getContentAsString

public static String getContentAsString(CommitterRequest req)
                                 throws CommitterException

Gets the request content as a string. Only applicable to UpsertRequest instances.

Parameters:

req - committer request

Returns:

content as string, or null

Throws:

CommitterException - could not get content as string

extractSourceIdValue

public static String extractSourceIdValue(CommitterRequest req,
 String sourceIdField)

Extracts the source ID value. If the supplied source ID value argument is not blank, the value is obtained from the corresponding metadata field and that field is deleted. Otherwise the document reference is returned.

Parameters:

req - committer request

sourceIdField - name of the metadata field holding the ID value or blank.

Returns:

the source id value

extractSourceIdValue

public static String extractSourceIdValue(CommitterRequest req,
 String sourceIdField,
 boolean keepSourceIdField)

Extracts the source ID value. If the supplied source ID value argument is not blank, the value is obtained from the corresponding metadata field. Otherwise the document reference is returned.

Parameters:

req - committer request

sourceIdField - name of the metadata field holding the ID value or blank.

keepSourceIdField - whether to keep the source ID field

Returns:

the source id value

applyTargetContent

public static void applyTargetContent(CommitterRequest req,
 String targetContentField)
                               throws CommitterException

Applies the document content (input stream) to the target field name. If the targetContentField argument is null or blank, the document content is ignored (not set). Only applicable to UpsertRequest instances.

Parameters:

req - committer request

targetContentField - name of the target field holding the document content.

Throws:

CommitterException - could not apply target content

applyTargetId

public static void applyTargetId(CommitterRequest req,
 String sourceIdField,
 String targetIdField)

Applies the source ID field value after extracting it using extractSourceIdValue(CommitterRequest, String), to the target ID ID field supplied. If targetIdField or source ID value, is null or blank, the document ID is ignored (not set).

Parameters:

req - committer request

sourceIdField - name of the source field holding the document ID

targetIdField - name of the target field holding the document ID