private String getStringInternal(String key) {
		if (key == null) {
			throw new NullPointerException("Key must not be null.");
		}
		
		synchronized (this.confData) {
			return this.confData.get(key);
		}
	}
private String getStringInternal ( String key ) { if ( key == null ) { throw new NullPointerException ( "Key must not be null." ) ; } synchronized ( this . confData ) { return this . confData . get ( key ) ; } }
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