com.ibm.di.util
Class JavaPropertiesFile

java.lang.Object
  com.ibm.di.util.BasePropertiesFile
      com.ibm.di.util.JavaPropertiesFile

public class JavaPropertiesFile
extends BasePropertiesFile

In-memory representation of a Java properties file that can contain protected properties with encrypted values. This class reads and writes valid Java properties. When writing the order of the properties and the user comments are kept. Only the changed properties are stored in the output file.

Since:

7.1

See Also:

PropertiesFile

Nested Class Summary

Nested classes/interfaces inherited from class com.ibm.di.util.BasePropertiesFile

BasePropertiesFile.Property

Field Summary

Fields inherited from class com.ibm.di.util.BasePropertiesFile

lines, modified, properties, propertyCrypto, PROTECT_PREFIX, PROTECT_VAL_PREFIX, resHash

Constructor Summary

JavaPropertiesFile(String path)
Constructs Java properties file without any encryption/decryption of properties.

JavaPropertiesFile(String path, String keyStoreProp, String keyStoreTypeProp, String keyStoreAliasProp, String transformationProp, String stashFileProp)
Constructs Java properties file, obtain keystore and key passwords from the stash file and encrypt/decrypt protected properties.

Method Summary

Properties	asProperties()
void	store(String path) Write the contents of this properties file to disk.

Methods inherited from class com.ibm.di.util.BasePropertiesFile

getProperty, isModified, isPropertyEncrypted, isPropertyProtected, keys, removeProperty, setProperty, setPropertyEncrypted, setPropertyProtected

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaPropertiesFile

public JavaPropertiesFile(String path)
                   throws Exception

Constructs Java properties file without any encryption/decryption of properties.

Parameters:

path - path to properties files

Throws:

Exception

JavaPropertiesFile

public JavaPropertiesFile(String path,
                          String keyStoreProp,
                          String keyStoreTypeProp,
                          String keyStoreAliasProp,
                          String transformationProp,
                          String stashFileProp)
                   throws Exception

Constructs Java properties file, obtain keystore and key passwords from the stash file and encrypt/decrypt protected properties.

Parameters:

path - path to properties files

keyStoreProp - keystore password property name

keyStoreTypeProp - keystore type property name

keyStoreAliasProp - alias property name

transformationProp - transformation property name

stashFileProp - stash file property name

Throws:

Exception

Method Detail

store

public void store(String path)
           throws Exception

Write the contents of this properties file to disk. The order of the properties order and all user comments are kept. Only the modified properties are overwritten in the file.

Specified by:

store in class BasePropertiesFile

Parameters:

path - a file, whether the contents will be saved

Throws:

Exception - error while writing the file or error while encrypting the file

asProperties

public Properties asProperties()
                        throws Exception

Returns:

Properties object representing the contents of this properties file

Throws:

Exception - if not able to decrypt some property value