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[cooja] memory: Removed MoteMemory class including all references

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This commit is contained in:
Enrico Joerns 2014-07-23 10:12:19 +02:00
parent 9dd29d56c9
commit 482dab5d16
10 changed files with 127 additions and 257 deletions
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30
tools/cooja/apps/avrora/src/org/contikios/cooja/avrmote/AvrMoteMemory.java
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@ -34,7 +34,6 @@ import java.util.Iterator;
import org.apache.log4j.Logger; import org.apache.log4j.Logger;
import org.contikios.cooja.AddressMemory; import org.contikios.cooja.AddressMemory;
import org.contikios.cooja.MoteMemory;
import avrora.arch.avr.AVRProperties; import avrora.arch.avr.AVRProperties;
import avrora.core.SourceMapping; import avrora.core.SourceMapping;
import avrora.core.SourceMapping.Location; import avrora.core.SourceMapping.Location;
@ -46,7 +45,7 @@ import org.contikios.cooja.mote.memory.MemoryLayout;
/** /**
* @author Joakim Eriksson * @author Joakim Eriksson
*/ */
public class AvrMoteMemory implements MemoryInterface, MoteMemory, AddressMemory { public class AvrMoteMemory implements MemoryInterface, AddressMemory {
private static Logger logger = Logger.getLogger(AvrMoteMemory.class); private static Logger logger = Logger.getLogger(AvrMoteMemory.class);
private SourceMapping memoryMap; private SourceMapping memoryMap;
@ -63,22 +62,11 @@ public class AvrMoteMemory implements MemoryInterface, MoteMemory, AddressMemory
interpreter.getSimulator().insertWatch(w, address); interpreter.getSimulator().insertWatch(w, address);
} }
@Override
public byte[] getMemorySegment(int address, int size) {
logger.fatal("getMemorySegment is not implemented");
return null;
}
@Override @Override
public int getTotalSize() { public int getTotalSize() {
return 0; return 0;
} }
@Override
public void setMemorySegment(int address, byte[] data) {
logger.fatal("setMemorySegment is not implemented");
}
@Override @Override
public byte[] getByteArray(String varName, int length) public byte[] getByteArray(String varName, int length)
throws UnknownVariableException { throws UnknownVariableException {
@ -182,22 +170,6 @@ public class AvrMoteMemory implements MemoryInterface, MoteMemory, AddressMemory
return memoryMap.getLocation(varName) != null; return memoryMap.getLocation(varName) != null;
} }
@Override
public boolean addMemoryMonitor(int address, int size, MemoryMonitor mm) {
logger.warn("Not implemented");
return false;
}
@Override
public void removeMemoryMonitor(int address, int size, MemoryMonitor mm) {
}
@Override
public int parseInt(byte[] memorySegment) {
logger.warn("Not implemented");
return 0;
}
@Override @Override
public byte[] getMemory() throws MoteMemoryException { public byte[] getMemory() throws MoteMemoryException {
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.

3
tools/cooja/apps/avrora/src/org/contikios/cooja/avrmote/MicaZMote.java
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@ -40,7 +40,6 @@ import org.jdom.Element;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteInterface; import org.contikios.cooja.MoteInterface;
import org.contikios.cooja.MoteInterfaceHandler; import org.contikios.cooja.MoteInterfaceHandler;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteType; import org.contikios.cooja.MoteType;
import org.contikios.cooja.Simulation; import org.contikios.cooja.Simulation;
import org.contikios.cooja.mote.memory.MemoryInterface; import org.contikios.cooja.mote.memory.MemoryInterface;
@ -273,7 +272,7 @@ public class MicaZMote extends AbstractEmulatedMote implements Mote {
return myMemory; return myMemory;
} }
public void setMemory(MoteMemory memory) { public void setMemory(AvrMoteMemory memory) {
myMemory = (AvrMoteMemory) memory; myMemory = (AvrMoteMemory) memory;
} }

5
tools/cooja/apps/mspsim/src/org/contikios/cooja/mspmote/MspMote.java
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@ -46,7 +46,6 @@ import org.contikios.cooja.Cooja;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteInterface; import org.contikios.cooja.MoteInterface;
import org.contikios.cooja.MoteInterfaceHandler; import org.contikios.cooja.MoteInterfaceHandler;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteType; import org.contikios.cooja.MoteType;
import org.contikios.cooja.Simulation; import org.contikios.cooja.Simulation;
import org.contikios.cooja.Watchpoint; import org.contikios.cooja.Watchpoint;
@ -194,8 +193,8 @@ public abstract class MspMote extends AbstractEmulatedMote implements Mote, Watc
return myMemory; return myMemory;
} }
public void setMemory(MoteMemory memory) { public void setMemory(MspMoteMemory memory) {
myMemory = (MspMoteMemory) memory; myMemory = memory;
} }
/** /**

106
tools/cooja/apps/mspsim/src/org/contikios/cooja/mspmote/MspMoteMemory.java
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@ -35,15 +35,12 @@ import org.apache.log4j.Logger;
import org.contikios.cooja.AddressMemory; import org.contikios.cooja.AddressMemory;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.mote.memory.MemoryInterface; import org.contikios.cooja.mote.memory.MemoryInterface;
import org.contikios.cooja.mote.memory.MemoryLayout; import org.contikios.cooja.mote.memory.MemoryLayout;
import se.sics.mspsim.core.MSP430; import se.sics.mspsim.core.MSP430;
import se.sics.mspsim.core.Memory.AccessMode;
import se.sics.mspsim.core.Memory.AccessType;
import se.sics.mspsim.util.MapEntry; import se.sics.mspsim.util.MapEntry;
public class MspMoteMemory implements MemoryInterface, MoteMemory, AddressMemory { public class MspMoteMemory implements MemoryInterface, AddressMemory {
private static Logger logger = Logger.getLogger(MspMoteMemory.class); private static Logger logger = Logger.getLogger(MspMoteMemory.class);
private final ArrayList<MapEntry> mapEntries; private final ArrayList<MapEntry> mapEntries;
@ -90,31 +87,31 @@ public class MspMoteMemory implements MemoryInterface, MoteMemory, AddressMemory
return 2; return 2;
} }
@Override // @Override
public byte[] getMemorySegment(int address, int size) { // public byte[] getMemorySegment(int address, int size) {
int[] memInts = new int[size]; // int[] memInts = new int[size];
//
System.arraycopy(cpu.memory, address, memInts, 0, size); // System.arraycopy(cpu.memory, address, memInts, 0, size);
//
/* Convert to byte array */ // /* Convert to byte array */
byte[] memBytes = new byte[size]; // byte[] memBytes = new byte[size];
for (int i=0; i < size; i++) { // for (int i=0; i < size; i++) {
memBytes[i] = (byte) memInts[i]; // memBytes[i] = (byte) memInts[i];
} // }
//
return memBytes; // return memBytes;
} // }
//
@Override // @Override
public void setMemorySegment(int address, byte[] data) { // public void setMemorySegment(int address, byte[] data) {
/* Convert to int array */ // /* Convert to int array */
int[] memInts = new int[data.length]; // int[] memInts = new int[data.length];
for (int i=0; i < data.length; i++) { // for (int i=0; i < data.length; i++) {
memInts[i] = data[i]; // memInts[i] = data[i];
} // }
//
System.arraycopy(memInts, 0, cpu.memory, address, data.length); // System.arraycopy(memInts, 0, cpu.memory, address, data.length);
} // }
@Override @Override
public int getTotalSize() { public int getTotalSize() {
@ -198,7 +195,7 @@ public class MspMoteMemory implements MemoryInterface, MoteMemory, AddressMemory
setMemorySegment(varAddr, data); setMemorySegment(varAddr, data);
} }
private ArrayList<MemoryCPUMonitor> cpuMonitorArray = new ArrayList<MemoryCPUMonitor>(); // private ArrayList<MemoryCPUMonitor> cpuMonitorArray = new ArrayList<MemoryCPUMonitor>();
@Override @Override
public byte[] getMemory() throws MoteMemoryException { public byte[] getMemory() throws MoteMemoryException {
@ -245,55 +242,6 @@ public class MspMoteMemory implements MemoryInterface, MoteMemory, AddressMemory
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
} }
class MemoryCPUMonitor extends se.sics.mspsim.core.MemoryMonitor.Adapter {
public final MemoryMonitor mm;
public final int address;
public final int size;
public MemoryCPUMonitor(MemoryMonitor mm, int address, int size) {
this.mm = mm;
this.address = address;
this.size = size;
}
@Override
public void notifyReadAfter(int address, AccessMode mode, AccessType type) {
mm.memoryChanged(MspMoteMemory.this, MemoryEventType.READ, address);
}
@Override
public void notifyWriteAfter(int dstAddress, int data, AccessMode mode) {
mm.memoryChanged(MspMoteMemory.this, MemoryEventType.WRITE, dstAddress);
}
}
@Override
public boolean addMemoryMonitor(int address, int size, MemoryMonitor mm) {
MemoryCPUMonitor t = new MemoryCPUMonitor(mm, address, size);
cpuMonitorArray.add(t);
for (int a = address; a < address+size; a++) {
cpu.addWatchPoint(a, t);
}
return true;
}
@Override
public void removeMemoryMonitor(int address, int size, MemoryMonitor mm) {
for (MemoryCPUMonitor mcm: cpuMonitorArray) {
if (mcm.mm != mm || mcm.address != address || mcm.size != size) {
continue;
}
for (int a = address; a < address+size; a++) {
cpu.removeWatchPoint(a, mcm);
}
cpuMonitorArray.remove(mcm);
break;
}
}
@Override
public int parseInt(byte[] memorySegment) { public int parseInt(byte[] memorySegment) {
if (memorySegment.length < 2) { if (memorySegment.length < 2) {
return -1; return -1;

90
tools/cooja/java/org/contikios/cooja/MoteMemory.java
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@ -1,90 +0,0 @@
/*
* Copyright (c) 2006, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
package org.contikios.cooja;
/**
* This interface represents a mote memory.
*
* Mote memory is represented by byte arrays and this
* interface provides a few of basic operations.
*
* Note that this memory internally may consist of several
* different memory sections, not covering the entire range
* between the start address and the end address of this memory.
*
* @see org.contikios.cooja.SectionMoteMemory
* @author Fredrik Osterlind
*/
public interface MoteMemory extends AddressMemory {
/**
* Clears the entire memory.
*/
public void clearMemory();
/**
* Returns a memory segment.
*
* @param address Start address of memory segment
* @param size Size of memory segment
* @return Memory segment or null if segment not available
*/
public byte[] getMemorySegment(int address, int size);
/**
* Sets a memory segment.
*
* @param address Start address of memory segment
* @param data Data
*/
public void setMemorySegment(int address, byte[] data);
/**
* Returns the sum of all byte array sizes in this memory.
* This is not neccessarily the the same as the total memory range,
* since the entire memory range may not be handled by this memory.
*
* @return Total size
*/
public int getTotalSize();
public abstract int parseInt(byte[] memorySegment);
public enum MemoryEventType { READ, WRITE };
public interface MemoryMonitor {
public void memoryChanged(MoteMemory memory, MemoryEventType type, int address);
}
public boolean addMemoryMonitor(int address, int size, MemoryMonitor mm);
public void removeMemoryMonitor(int address, int size, MemoryMonitor mm);
}

97
tools/cooja/java/org/contikios/cooja/SectionMoteMemory.java
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@ -46,7 +46,7 @@ import org.contikios.cooja.mote.memory.MemoryLayout;
* *
* @author Fredrik Osterlind * @author Fredrik Osterlind
*/ */
public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMemory { public class SectionMoteMemory implements MemoryInterface, AddressMemory {
private static Logger logger = Logger.getLogger(SectionMoteMemory.class); private static Logger logger = Logger.getLogger(SectionMoteMemory.class);
private ArrayList<MoteMemorySection> sections = new ArrayList<MoteMemorySection>(); private ArrayList<MoteMemorySection> sections = new ArrayList<MoteMemorySection>();
@ -94,48 +94,48 @@ public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMe
sections.clear(); sections.clear();
} }
@Override // @Override
public byte[] getMemorySegment(int address, int size) { // public byte[] getMemorySegment(int address, int size) {
/* Cooja address space */ // /* Cooja address space */
address -= offset; // address -= offset;
//
for (MoteMemorySection section : sections) { // for (MoteMemorySection section : sections) {
if (section.includesAddr(address) // if (section.includesAddr(address)
&& section.includesAddr(address + size - 1)) { // && section.includesAddr(address + size - 1)) {
return section.getMemorySegment(address, size); // return section.getMemorySegment(address, size);
} // }
} // }
//
/* Check if in readonly section */ // /* Check if in readonly section */
for (MoteMemorySection section : readonlySections) { // for (MoteMemorySection section : readonlySections) {
if (section.includesAddr(address) // if (section.includesAddr(address)
&& section.includesAddr(address + size - 1)) { // && section.includesAddr(address + size - 1)) {
return section.getMemorySegment(address, size); // return section.getMemorySegment(address, size);
} // }
} // }
//
return null; // return null;
} // }
public void setMemorySegmentNative(int address, byte[] data) { public void setMemorySegmentNative(int address, byte[] data) {
setMemorySegment(address+offset, data); setMemorySegment(address+offset, data);
} }
@Override // @Override
public void setMemorySegment(int address, byte[] data) { // public void setMemorySegment(int address, byte[] data) {
/* Cooja address space */ // /* Cooja address space */
address -= offset; // address -= offset;
//
/* TODO XXX Sections may overlap */ // /* TODO XXX Sections may overlap */
for (MoteMemorySection section : sections) { // for (MoteMemorySection section : sections) {
if (section.includesAddr(address) // if (section.includesAddr(address)
&& section.includesAddr(address + data.length - 1)) { // && section.includesAddr(address + data.length - 1)) {
section.setMemorySegment(address, data); // section.setMemorySegment(address, data);
return; // return;
} // }
} // }
sections.add(new MoteMemorySection(address, data)); // sections.add(new MoteMemorySection(address, data));
} // }
public void setReadonlyMemorySegment(int address, byte[] data) { public void setReadonlyMemorySegment(int address, byte[] data) {
/* Cooja address space */ /* Cooja address space */
@ -271,6 +271,11 @@ public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMe
setMemorySegment(varAddr, data); setMemorySegment(varAddr, data);
} }
@Override
public byte[] getMemory() throws MoteMemoryException {
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}
@Override @Override
public byte[] getMemorySegment(long addr, int size) throws MoteMemoryException { public byte[] getMemorySegment(long addr, int size) throws MoteMemoryException {
throw new UnsupportedOperationException("Not supported yet."); throw new UnsupportedOperationException("Not supported yet.");
@ -430,12 +435,12 @@ public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMe
} }
private class PolledMemorySegments { private class PolledMemorySegments {
public final MemoryMonitor mm; public final SegmentMonitor mm;
public final int address; public final int address;
public final int size; public final int size;
private byte[] oldMem; private byte[] oldMem;
public PolledMemorySegments(MemoryMonitor mm, int address, int size) { public PolledMemorySegments(SegmentMonitor mm, int address, int size) {
this.mm = mm; this.mm = mm;
this.address = address; this.address = address;
this.size = size; this.size = size;
@ -449,20 +454,20 @@ public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMe
return; return;
} }
mm.memoryChanged(SectionMoteMemory.this, MemoryEventType.WRITE, address); mm.memoryChanged(SectionMoteMemory.this, SegmentMonitor.EventType.WRITE, address);
oldMem = newMem; oldMem = newMem;
} }
} }
@Override // @Override
public boolean addMemoryMonitor(int address, int size, MemoryMonitor mm) { public boolean addMemoryMonitor(int address, int size, SegmentMonitor mm) {
PolledMemorySegments t = new PolledMemorySegments(mm, address, size); PolledMemorySegments t = new PolledMemorySegments(mm, address, size);
polledMemories.add(t); polledMemories.add(t);
return true; return true;
} }
@Override // @Override
public void removeMemoryMonitor(int address, int size, MemoryMonitor mm) { public void removeMemoryMonitor(int address, int size, SegmentMonitor mm) {
for (PolledMemorySegments mcm: polledMemories) { for (PolledMemorySegments mcm: polledMemories) {
if (mcm.mm != mm || mcm.address != address || mcm.size != size) { if (mcm.mm != mm || mcm.address != address || mcm.size != size) {
continue; continue;
@ -472,7 +477,7 @@ public class SectionMoteMemory implements MemoryInterface, MoteMemory, AddressMe
} }
} }
@Override // @Override
public int parseInt(byte[] memorySegment) { public int parseInt(byte[] memorySegment) {
int retVal = 0; int retVal = 0;
int pos = 0; int pos = 0;

5
tools/cooja/java/org/contikios/cooja/contikimote/ContikiMote.java
View file

@ -38,7 +38,6 @@ import org.jdom.Element;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteInterface; import org.contikios.cooja.MoteInterface;
import org.contikios.cooja.MoteInterfaceHandler; import org.contikios.cooja.MoteInterfaceHandler;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteType; import org.contikios.cooja.MoteType;
import org.contikios.cooja.SectionMoteMemory; import org.contikios.cooja.SectionMoteMemory;
import org.contikios.cooja.Simulation; import org.contikios.cooja.Simulation;
@ -103,8 +102,8 @@ public class ContikiMote extends AbstractWakeupMote implements Mote {
return myMemory; return myMemory;
} }
public void setMemory(MoteMemory memory) { public void setMemory(SectionMoteMemory memory) {
myMemory = (SectionMoteMemory) memory; myMemory = memory;
} }
@Override @Override

41
tools/cooja/java/org/contikios/cooja/mote/memory/UnknownVariableException.java Normal file
View file

@ -0,0 +1,41 @@
/*
* Copyright (c) 2013, Enrico Joerns
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
package org.contikios.cooja.mote.memory;
/**
* Unknown variable name exception.
*/
public class UnknownVariableException extends RuntimeException {
public UnknownVariableException(String varName) {
super("Unknown variable name: " + varName);
}
}

3
tools/cooja/java/org/contikios/cooja/motes/AbstractApplicationMote.java
View file

@ -39,7 +39,6 @@ import org.jdom.Element;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteInterface; import org.contikios.cooja.MoteInterface;
import org.contikios.cooja.MoteInterfaceHandler; import org.contikios.cooja.MoteInterfaceHandler;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteType; import org.contikios.cooja.MoteType;
import org.contikios.cooja.RadioPacket; import org.contikios.cooja.RadioPacket;
import org.contikios.cooja.SectionMoteMemory; import org.contikios.cooja.SectionMoteMemory;
@ -116,7 +115,7 @@ public abstract class AbstractApplicationMote extends AbstractWakeupMote impleme
return memory; return memory;
} }
public void setMemory(MoteMemory memory) { public void setMemory(SectionMoteMemory memory) {
this.memory = (SectionMoteMemory) memory; this.memory = (SectionMoteMemory) memory;
} }

2
tools/cooja/java/org/contikios/cooja/plugins/BufferListener.java
View file

@ -89,8 +89,6 @@ import org.jdom.Element;
import org.contikios.cooja.ClassDescription; import org.contikios.cooja.ClassDescription;
import org.contikios.cooja.Cooja; import org.contikios.cooja.Cooja;
import org.contikios.cooja.Mote; import org.contikios.cooja.Mote;
import org.contikios.cooja.MoteMemory;
import org.contikios.cooja.MoteMemory.MemoryEventType;
import org.contikios.cooja.Plugin; import org.contikios.cooja.Plugin;
import org.contikios.cooja.PluginType; import org.contikios.cooja.PluginType;
import org.contikios.cooja.SimEventCentral.MoteCountListener; import org.contikios.cooja.SimEventCentral.MoteCountListener;