public final class DefaultEncodingDefinition extends java.lang.Object implements EncodingDefinition
EncodingDefinition.| Constructor and Description |
|---|
DefaultEncodingDefinition(java.lang.String firebirdEncodingName,
java.nio.charset.Charset charset,
int maxBytesPerChar,
int firebirdCharacterSetId,
boolean firebirdOnly)
Initializes an instance of DefaultEncodingDefinition.
|
DefaultEncodingDefinition(java.lang.String firebirdEncodingName,
java.lang.String charsetName,
int maxBytesPerChar,
int firebirdCharacterSetId,
boolean firebirdOnly)
Initializes an instance of DefaultEncodingDefinition.
|
| Modifier and Type | Method and Description |
|---|---|
Encoding |
getEncoding()
Returns the
Encoding instance for this definition. |
int |
getFirebirdCharacterSetId() |
java.lang.String |
getFirebirdEncodingName() |
java.nio.charset.Charset |
getJavaCharset() |
java.lang.String |
getJavaEncodingName() |
int |
getMaxBytesPerChar() |
boolean |
isFirebirdOnly()
Can (or should) this encoding be used for reverse mapping from Java to Firebird.
|
boolean |
isInformationOnly()
Can this implementation create an
Encoding instance, or does it provide information only (eg about
unsupported character sets) |
java.lang.String |
toString() |
public DefaultEncodingDefinition(java.lang.String firebirdEncodingName,
java.nio.charset.Charset charset,
int maxBytesPerChar,
int firebirdCharacterSetId,
boolean firebirdOnly)
firebirdEncodingName - Name of the Firebird encodingcharset - Java Charset instance (null for information-only instances)maxBytesPerChar - Maximum number of bytes per character (eg 1 for ISO8859_1, 4 for UTF8, 3 for UNICODE-FSS)firebirdCharacterSetId - Firebird character set idfirebirdOnly - Mapping only applies from Firebird to Java, but not from Java to Firebird (eg Firebird UNICODE-FSS maps
to Java UTF-8, but Java UTF-8 does not map to Firebird UNICODE-FSS (but to Firebird UTF8)public DefaultEncodingDefinition(java.lang.String firebirdEncodingName,
java.lang.String charsetName,
int maxBytesPerChar,
int firebirdCharacterSetId,
boolean firebirdOnly)
The actual Java character set is loaded on-demand. If the provided name cannot be resolved to a Charset
at on-demand load time, it will be handled as information-only.
firebirdEncodingName - Name of the Firebird encodingcharsetName - Java character set name, or null for information-only instancesmaxBytesPerChar - Maximum number of bytes per character (eg 1 for ISO8859_1, 4 for UTF8, 3 for UNICODE-FSS)firebirdCharacterSetId - Firebird character set idfirebirdOnly - Mapping only applies from Firebird to Java, but not from Java to Firebird (eg Firebird UNICODE-FSS maps
to Java UTF-8, but Java UTF-8 does not map to Firebird UNICODE-FSS (but to Firebird UTF8)public int getMaxBytesPerChar()
getMaxBytesPerChar in interface EncodingDefinitionpublic java.lang.String getJavaEncodingName()
getJavaEncodingName in interface EncodingDefinitionpublic java.nio.charset.Charset getJavaCharset()
getJavaCharset in interface EncodingDefinitionCharset for this encodingpublic java.lang.String getFirebirdEncodingName()
getFirebirdEncodingName in interface EncodingDefinitionpublic int getFirebirdCharacterSetId()
getFirebirdCharacterSetId in interface EncodingDefinitionpublic boolean isFirebirdOnly()
EncodingDefinition
The best example of this is the Firebird character set UNICODE-FSS which maps to the
Java character set UTF-8, but when Java character setUTF-8 is requested, Jaybird
should (in general) map to Firebird character set UTF8.
isFirebirdOnly in interface EncodingDefinitiontrue when this encoding maps from Java to Firebird, false otherwisepublic boolean isInformationOnly()
EncodingDefinitionEncoding instance, or does it provide information only (eg about
unsupported character sets)isInformationOnly in interface EncodingDefinitiontrue if this EncodingDefinition only provides information, and is not capable of building a
concrete implementation.public Encoding getEncoding()
Encoding instance for this definition. The same object is returned
each time this method is called.getEncoding in interface EncodingDefinitionnull if this is an information only EncodingDefinitionEncodingDefinition.isInformationOnly()public java.lang.String toString()
toString in class java.lang.ObjectCopyright © 2001-2023 Jaybird (Firebird JDBC/JCA) team. All rights reserved.