javax.xml.transform

## Interface Source

All Known Implementing Classes:
  DOMSource, SAXSource, StreamSource

    public interface Source

An object that implements this interface contains the information needed to act as source input (XML source or transformation instructions).

### Method Summary

All Methods Instance Methods Abstract Methods
`java.lang.String` `getSystemId()` Get the system identifier that was set with setSystemId.
`void` `setSystemId(java.lang.String systemId)` Set the system identifier for this Source.

### Method Detail

#### setSystemId

    void setSystemId(java.lang.String systemId)

Set the system identifier for this Source.

The system identifier is optional if the source does not get its data from a URL, but it may still be useful to provide one. The application can use a system identifier, for example, to resolve relative URIs and to include in error messages and warnings.

Parameters:
  `systemId` - The system identifier as a URL string.

#### getSystemId

    java.lang.String getSystemId()

Get the system identifier that was set with setSystemId.

Returns:
  The system identifier that was set with setSystemId, or null if setSystemId was not called.

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