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import gnu.CORBA.CDR.cdrInput; |
import gnu.CORBA.CDR.cdrInput; |
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import gnu.CORBA.CDR.cdrOutput; |
import gnu.CORBA.CDR.cdrOutput; |
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import org.omg.CORBA.BAD_INV_ORDER; |
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import org.omg.CORBA.BAD_PARAM; |
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import org.omg.CORBA.CompletionStatus; |
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import org.omg.CORBA.portable.IDLEntity; |
import org.omg.CORBA.portable.IDLEntity; |
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/** |
/** |
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implements IDLEntity |
implements IDLEntity |
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{ |
{ |
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/** |
/** |
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* The context data. |
* Use serialVersionUID for interoperability. |
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*/ |
*/ |
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public byte[] context_data; |
private static final long serialVersionUID = 1; |
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/** |
/** |
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* The context id. |
* The context id (for instance, 0x1 for code sets context). At the moment of |
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* writing, the OMG defines 16 standard values and provides rules to register |
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* the vendor specific context ids. The range 0-4095 is reserved for the |
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* future standard OMG contexts. |
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*/ |
*/ |
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public int context_id; |
public int context_id; |
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/** |
/** |
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* The context_data. |
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*/ |
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public byte[] context_data; |
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/** |
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* Crete unitialised instance. |
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*/ |
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public ServiceContext() |
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{ |
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} |
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/** |
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* Create from omg context. |
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*/ |
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public ServiceContext(org.omg.IOP.ServiceContext from) |
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{ |
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context_id = from.context_id; |
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context_data = from.context_data; |
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} |
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/** |
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* Read the context values from the stream. |
* Read the context values from the stream. |
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* |
* |
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* @param istream a stream to read from. |
* @param istream a stream to read from. |
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switch (id) |
switch (id) |
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{ |
{ |
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case cxCodeSet.ID : |
case cxCodeSet.ID: |
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cxCodeSet codeset = new cxCodeSet(); |
cxCodeSet codeset = new cxCodeSet(); |
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codeset.readContext(istream); |
codeset.readContext(istream); |
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return codeset; |
return codeset; |
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default : |
default: |
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ServiceContext ctx = new ServiceContext(); |
ServiceContext ctx = new ServiceContext(); |
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ctx.context_id = id; |
ctx.context_id = id; |
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public static ServiceContext[] readSequence(cdrInput istream) |
public static ServiceContext[] readSequence(cdrInput istream) |
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{ |
{ |
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int size = istream.read_long(); |
int size = istream.read_long(); |
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ServiceContext[] value = new gnu.CORBA.GIOP.ServiceContext[ size ]; |
ServiceContext[] value = new gnu.CORBA.GIOP.ServiceContext[size]; |
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for (int i = 0; i < value.length; i++) |
for (int i = 0; i < value.length; i++) |
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value [ i ] = read(istream); |
value[i] = read(istream); |
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return value; |
return value; |
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} |
} |
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{ |
{ |
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ostream.write_long(value.length); |
ostream.write_long(value.length); |
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for (int i = 0; i < value.length; i++) |
for (int i = 0; i < value.length; i++) |
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value [ i ].write(ostream); |
value[i].write(ostream); |
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} |
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/** |
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* Add context to the given array of contexts. |
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*/ |
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public static void add(org.omg.IOP.ServiceContext[] cx, |
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org.omg.IOP.ServiceContext service_context, boolean replace) |
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{ |
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int exists = -1; |
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for (int i = 0; i < cx.length; i++) |
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if (cx[i].context_id == service_context.context_id) |
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exists = i; |
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if (exists < 0) |
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{ |
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// Add context. |
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org.omg.IOP.ServiceContext[] n = new org.omg.IOP.ServiceContext[cx.length + 1]; |
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for (int i = 0; i < cx.length; i++) |
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n[i] = cx[i]; |
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n[cx.length] = service_context; |
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} |
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else |
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{ |
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// Replace context. |
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if (!replace) |
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throw new BAD_INV_ORDER("Repetetive setting of the context " |
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+ service_context.context_id, 15, |
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CompletionStatus.COMPLETED_NO); |
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else |
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cx[exists] = service_context; |
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} |
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} |
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/** |
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* Add context to the given array of contexts. |
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*/ |
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public static ServiceContext[] add(ServiceContext[] cx, |
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org.omg.IOP.ServiceContext service_context, boolean replace) |
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{ |
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int exists = -1; |
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for (int i = 0; i < cx.length; i++) |
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if (cx[i].context_id == service_context.context_id) |
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exists = i; |
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if (exists < 0) |
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{ |
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// Add context. |
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ServiceContext[] n = new ServiceContext[cx.length + 1]; |
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for (int i = 0; i < cx.length; i++) |
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n[i] = cx[i]; |
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n[cx.length] = new ServiceContext(service_context); |
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return n; |
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} |
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else |
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{ |
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// Replace context. |
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if (!replace) |
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throw new BAD_INV_ORDER("Repetetive setting of the context " |
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+ service_context.context_id, 15, |
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CompletionStatus.COMPLETED_NO); |
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else |
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cx[exists] = new ServiceContext(service_context); |
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return cx; |
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} |
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} |
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/** |
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* Find context with the given name in the context array. |
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*/ |
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public static org.omg.IOP.ServiceContext findContext(int ctx_name, |
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org.omg.IOP.ServiceContext[] cx) |
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{ |
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for (int i = 0; i < cx.length; i++) |
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if (cx[i].context_id == ctx_name) |
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return cx[i]; |
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throw new BAD_PARAM("No context with id " + ctx_name); |
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} |
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/** |
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* Find context with the given name in the context array, |
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* converting into org.omg.IOP.ServiceContext. |
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*/ |
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public static org.omg.IOP.ServiceContext findContext(int ctx_name, |
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ServiceContext[] cx) |
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{ |
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for (int i = 0; i < cx.length; i++) |
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if (cx[i].context_id == ctx_name) |
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return new org.omg.IOP.ServiceContext(ctx_name, cx[i].context_data); |
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throw new BAD_PARAM("No context with id " + ctx_name); |
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} |
} |
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/** |
/** |
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*/ |
*/ |
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public String toString() |
public String toString() |
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{ |
{ |
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return "ctx "+context_id+", size "+context_data.length; |
return "ctx " + context_id + ", size " + context_data.length; |
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} |
} |
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} |
} |