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Library for Tango Server (ie. Tango Device) in Java
/**
* Copyright (C) : 2012
*
* Synchrotron Soleil
* L'Orme des merisiers
* Saint Aubin
* BP48
* 91192 GIF-SUR-YVETTE CEDEX
*
* This file is part of Tango.
*
* Tango is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Tango is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Tango. If not, see > CLASS_MAP = new HashMap>();
static {
CLASS_MAP.put(TangoConst.Tango_DEV_BOOLEAN, DevVarBooleanArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_SHORT, DevVarShortArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_USHORT, DevVarUShortArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_LONG, DevVarLongArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_ULONG, DevVarULongArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_LONG64, DevVarLong64ArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_ULONG64, DevVarULong64ArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_FLOAT, DevVarFloatArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_DOUBLE, DevVarDoubleArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_STRING, DevVarStringArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_STATE, DevVarStateArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_UCHAR, DevVarCharArrayHelper.class);
CLASS_MAP.put(TangoConst.Tango_DEV_ENCODED, DevVarEncodedArrayHelper.class);
}
private static final Map> PARAM_MAP = new HashMap>();
static {
PARAM_MAP.put(TangoConst.Tango_DEV_BOOLEAN, boolean[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_SHORT, short[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_USHORT, short[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_LONG, int[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_ULONG, int[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_LONG64, long[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_ULONG64, long[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_FLOAT, float[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_DOUBLE, double[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_STRING, String[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_STATE, DevState[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_UCHAR, byte[].class);
PARAM_MAP.put(TangoConst.Tango_DEV_ENCODED, DevEncoded[].class);
}
private CleverAnyAttribute() {
}
/**
* Get value of an Any
*
* @param any
* @param tangoType
* @return The value
* @throws DevFailed
*/
public static Object get(final Any any, final int tangoType, final AttrDataFormat format) throws DevFailed {
Object result = null;
if (any != null) {
try {
final Class extractorClass = CLASS_MAP.get(tangoType);
final Method method = extractorClass.getMethod("extract", Any.class);
result = method.invoke(null, any);
} catch (final IllegalArgumentException e) {
DevFailedUtils.throwDevFailed(e);
} catch (final IllegalAccessException e) {
DevFailedUtils.throwDevFailed(e);
} catch (final InvocationTargetException e) {
DevFailedUtils.throwDevFailed(e.getCause());
} catch (final SecurityException e) {
DevFailedUtils.throwDevFailed(e);
} catch (final NoSuchMethodException e) {
DevFailedUtils.throwDevFailed(e);
}
if (format.equals(AttrDataFormat.SCALAR)) {
// for scalar except state, get only first value
result = Array.get(result, 0);
}
}
return result;
}
/**
* Set a value in an any
*
* @param tangoType
* @param value
* @return the Any
* @throws DevFailed
*/
public static Any set(final int tangoType, final Object value) throws DevFailed {
final Any any = ORBManager.createAny();
if (value != null) {
Object array = null;
if (value.getClass().isArray()) {
// convert to array of primitives if necessary
array = org.tango.utils.ArrayUtils.toPrimitiveArray(value);
} else {
// put in an array before inserting for scalars
array = Array.newInstance(AttributeTangoType.getTypeFromTango(tangoType).getType(), 1);
Array.set(array, 0, value);
}
Method method = null;
try {
final Class inserterClass = CLASS_MAP.get(tangoType);
method = inserterClass.getMethod("insert", Any.class, PARAM_MAP.get(tangoType));
method.invoke(null, any, array);
} catch (final IllegalArgumentException e) {
DevFailedUtils.throwDevFailed(ExceptionMessages.ATTR_OPT_PROP, value.getClass().getCanonicalName()
+ " is not of the good type, should be " + method);
} catch (final IllegalAccessException e) {
DevFailedUtils.throwDevFailed(e);
} catch (final InvocationTargetException e) {
DevFailedUtils.throwDevFailed(e.getCause());
} catch (final SecurityException e) {
DevFailedUtils.throwDevFailed(e);
} catch (final NoSuchMethodException e) {
DevFailedUtils.throwDevFailed(e);
}
}
return any;
}
}