106 lines
3.1 KiB
Java
106 lines
3.1 KiB
Java
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/*
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Copyright 2007 Infordata S.p.A.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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!!V 04/06/97 rel. 1.00b- uses XI5250Emulator create5250Field factory method.
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***
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30/06/98 rel. _.___- Swing, JBuilder2 e VSS.
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*/
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package net.infordata.em.tn5250;
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import java.io.IOException;
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import java.io.InputStream;
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import net.infordata.em.tnprot.XITelnet;
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///////////////////////////////////////////////////////////////////////////////
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/**
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* 5250 SF Order
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*
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* @version
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* @author Valentino Proietti - Infordata S.p.A.
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*/
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public class XISFOrd extends XI5250Ord {
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protected byte[] FFW = new byte[2];
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protected byte[] FCW = new byte[2];
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protected byte ivScreenAttr;
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protected int ivFieldLen;
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@Override
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protected void readFrom5250Stream(InputStream inStream) throws IOException {
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byte bb;
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inStream.mark(1);
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bb = (byte)Math.max(0, inStream.read());
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// check if FFW is present
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if ((bb & 0xC0) == 0x40) {
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FFW[0] = bb;
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FFW[1] = (byte)Math.max(0, inStream.read());
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inStream.mark(1);
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bb = (byte)Math.max(0, inStream.read());
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// check if FCW is present
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if ((bb & 0xC0) == 0x80) {
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FCW[0] = bb;
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FCW[1] = (byte)Math.max(0, inStream.read());
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}
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else
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inStream.reset();
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}
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else
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inStream.reset();
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ivScreenAttr = (byte)Math.max(0, inStream.read());
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ivFieldLen = (Math.max(0, inStream.read()) << 8) + Math.max(0, inStream.read());
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//!!V effettuare check dei parametri
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}
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@Override
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protected void execute() {
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if (ivScreenAttr != 0) {
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//NO ivEmulator.setDefAttr(XITelnet.toInt(ivScreenAttr));
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ivEmulator.drawString(String.valueOf(XI5250Emulator.ATTRIBUTE_PLACE_HOLDER),
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ivEmulator.getSBACol(), ivEmulator.getSBARow(),
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ivScreenAttr);
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ivEmulator.setSBA(ivEmulator.getSBA() + 1);
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}
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// -1 to force attribute reload
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ivEmulator.addField(ivEmulator.create5250Field((byte[])FFW.clone(),
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(byte[])FCW.clone(),
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ivEmulator.getSBACol(),
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ivEmulator.getSBARow(),
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ivFieldLen, -1));
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}
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@Override
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public String toString() {
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return super.toString() + " [FFW=[" + XITelnet.toHex(FFW[0]) + "," +
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XITelnet.toHex(FFW[1]) + "]," +
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"FCW=[" + XITelnet.toHex(FCW[0]) + "," +
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XITelnet.toHex(FCW[1]) + "]," +
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XITelnet.toHex(ivScreenAttr) + "," + ivFieldLen + "]";
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}
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}
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