com.phloc.commons.i18n.CodepointIteratorCharSequence Maven / Gradle / Ivy
/**
* Copyright (C) 2006-2014 phloc systems
* http://www.phloc.com
* office[at]phloc[dot]com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.phloc.commons.i18n;
import javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import com.phloc.commons.ValueEnforcer;
/**
* @author Apache Abdera
*/
public class CodepointIteratorCharSequence extends AbstractCodepointIterator
{
private final CharSequence m_aBuffer;
public CodepointIteratorCharSequence (@Nonnull final CharSequence aBuffer)
{
this (aBuffer, 0, aBuffer.length ());
}
public CodepointIteratorCharSequence (@Nonnull final CharSequence aBuffer,
@Nonnegative final int nOfs,
@Nonnegative final int nLen)
{
m_aBuffer = ValueEnforcer.notNull (aBuffer, "Buffer");
m_nPosition = ValueEnforcer.isGE0 (nOfs, "Offset");
m_nLimit = Math.min (aBuffer.length () - nOfs, nLen);
}
@Override
protected char get ()
{
return m_aBuffer.charAt (m_nPosition++);
}
@Override
protected char get (final int index)
{
return m_aBuffer.charAt (index);
}
}