com.scudata.dm.op.Operable Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of esproc Show documentation
Show all versions of esproc Show documentation
SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.dm.op;
import com.scudata.dm.Context;
import com.scudata.dm.Sequence;
import com.scudata.dm.cursor.ICursor;
import com.scudata.expression.Expression;
import com.scudata.expression.Function;
/**
* ???Ը???????Ľӿ?
* @author WangXiaoJun
*
*/
public abstract class Operable {
/**
* ????????
* @param op ????
* @param ctx ??????????
* @return Operable
*/
public abstract Operable addOperation(Operation op, Context ctx);
/**
* ????
* @param function ??Ӧ?ĺ???
* @param fltExp ????????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable select(Function function, Expression fltExp, String opt, Context ctx) {
Select op = new Select(function, fltExp, opt);
return addOperation(op, ctx);
}
/**
* ????
* @param function ??Ӧ?ĺ???
* @param fltExp ????????
* @param opt ѡ??
* @param pipe ???ڴ??????????????ij?Ա
* @param ctx ??????????
* @return Operable
*/
public Operable select(Function function, Expression fltExp, String opt, IPipe pipe, Context ctx) {
Select op = new Select(function, fltExp, opt, pipe);
return addOperation(op, ctx);
}
/**
* ???????ӹ??ˣ??????ܹ????ϵ?
* @param function ??Ӧ?ĺ???
* @param exps ??ǰ???????ֶα???ʽ????
* @param codes ά??????
* @param dataExps ά???????ֶα???ʽ????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable filterJoin(Function function, Expression[][] exps, Sequence[] codes, Expression[][] dataExps, String opt, Context ctx) {
FilterJoin op = new FilterJoin(function, exps, codes, dataExps, opt);
return addOperation(op, ctx);
}
/**
* ???????ӹ??ˣ??????ܹ??????ϵ?
* @param function ??Ӧ?ĺ???
* @param exps ??ǰ???????ֶα???ʽ????
* @param codes ά??????
* @param dataExps ά???????ֶα???ʽ????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable diffJoin(Function function, Expression[][] exps, Sequence[] codes, Expression[][] dataExps, String opt, Context ctx) {
DiffJoin op = new DiffJoin(function, exps, codes, dataExps, opt);
return addOperation(op, ctx);
}
/**
* ??????
* @param function ??Ӧ?ĺ???
* @param fname
* @param exps ??ǰ???????ֶα???ʽ????
* @param codes ά??????
* @param dataExps ά???????ֶα???ʽ????
* @param newExps
* @param newNames
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable join(Function function, String fname, Expression[][] exps, Sequence[] codes,
Expression[][] dataExps, Expression[][] newExps, String[][] newNames, String opt, Context ctx) {
Join op = new Join(function, fname, exps, codes, dataExps, newExps, newNames, opt);
return addOperation(op, ctx);
}
/**
* ??Զ?̱???????
* @param function ??Ӧ?ĺ???
* @param fname
* @param exps ??ǰ???????ֶα???ʽ????
* @param codes ά??????
* @param dataExps ά???????ֶα???ʽ????
* @param newExps
* @param newNames
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable joinRemote(Function function, String fname, Expression[][] exps,
Object[] codes, Expression[][] dataExps,
Expression[][] newExps, String[][] newNames, String opt, Context ctx) {
JoinRemote op = new JoinRemote(function, fname, exps, codes, dataExps, newExps, newNames, opt);
return addOperation(op, ctx);
}
/**
* ?????ʽ????
* @param function
* @param dimExps ???ӱ???ʽ????
* @param aliasNames ά????¼????
* @param newExps ?²????ֶα???ʽ????
* @param newNames ?²????ֶ???????
* @param opt ѡ?i??????????
* @param ctx
* @return
*/
public Operable fjoin(Function function, Expression[] dimExps, String []aliasNames,
Expression[][] newExps, String[][] newNames, String opt, Context ctx) {
ForeignJoin op = new ForeignJoin(function, dimExps, aliasNames, newExps, newNames, opt);
return addOperation(op, ctx);
}
/**
* ?α갴??????????????
* @param function
* @param srcKeyExps ???ӱ???ʽ????
* @param srcNewExps
* @param srcNewNames
* @param cursors ?????α?????
* @param options ????ѡ??
* @param keyExps ???ӱ???ʽ????
* @param newExps
* @param newNames
* @param opt
* @param ctx
* @return
*/
public Operable pjoin(Function function, Expression []srcKeyExps, Expression []srcNewExps, String []srcNewNames,
ICursor []cursors, String []options, Expression [][]keyExps,
Expression [][]newExps, String [][]newNames, String opt, Context ctx) {
// ??????????Ϣ
if (this instanceof ICursor) {
ICursor cs = (ICursor)this;
cs.setSkipBlock(srcKeyExps, cursors, options, keyExps, newExps, opt);
}
PrimaryJoin op = new PrimaryJoin(function, srcKeyExps, srcNewExps, srcNewNames,
cursors, options, keyExps, newExps, newNames, opt, ctx);
return addOperation(op, ctx);
}
/**
* ???α???????鲢????
* @param function ??Ӧ?ĺ???
* @param exps ??ǰ???????ֶα???ʽ????
* @param cursors ά???α?????
* @param codeExps ά???????ֶα???ʽ????
* @param newExps
* @param newNames
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable mergeJoinx(Function function, Expression[][] exps,
ICursor []cursors, Expression[][] codeExps,
Expression[][] newExps, String[][] newNames, String opt, Context ctx) {
throw new RuntimeException();
}
/**
* ???Ӽ?????
* @param function ??Ӧ?ĺ???
* @param exps ???????ʽ????
* @param names ?ֶ???????
* @param opt ѡ??
* @param level
* @param ctx ??????????
* @return Operable
*/
public Operable derive(Function function, Expression []exps, String []names, String opt, int level, Context ctx) {
Derive op = new Derive(function, exps, names, opt, level);
return addOperation(op, ctx);
}
/**
* ?????????
* @param function ??Ӧ?ĺ???
* @param newExps ???????ʽ????
* @param names ?ֶ???????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable newTable(Function function, Expression []newExps, String []names, String opt, Context ctx) {
New op = new New(function, newExps, names, opt);
return addOperation(op, ctx);
}
/**
* ???????????????
* @param function ??Ӧ?ĺ???
* @param exps ???????ʽ????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable group(Function function, Expression []exps, String opt, Context ctx) {
Group op = new Group(function, exps, opt);
return addOperation(op, ctx);
}
/**
* ???????????????
* @param function ??Ӧ?ĺ???
* @param exps ǰ?벿??????ķ????ֶα???ʽ
* @param sortExps ??벿??????ķ????ֶα???ʽ
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable group(Function function, Expression []exps, Expression []sortExps, String opt, Context ctx) {
Group op = new Group(function, exps, sortExps, opt);
return addOperation(op, ctx);
}
/**
* ???????????????
* @param function ??Ӧ?ĺ???
* @param exps ?????ֶα???ʽ????
* @param names ?????ֶ???????
* @param newExps ???ܱ???ʽ
* @param newNames ?????ֶ???????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable group(Function function, Expression[] exps, String []names,
Expression[] newExps, String []newNames, String opt, Context ctx) {
Groups op = new Groups(function, exps, names, newExps, newNames, opt, ctx);
return addOperation(op, ctx);
}
/**
* ???????????????
* @param function ??Ӧ?ĺ???
* @param exps ǰ?벿??????ķ????ֶα???ʽ
* @param names ?ֶ???????
* @param sortExps ??벿??????ķ????ֶα???ʽ
* @param sortNames ?ֶ???????
* @param newExps ???ܱ???ʽ
* @param newNames ?????ֶ???????
* @param opt ѡ??
* @param ctx ??????????
* @return Operable
*/
public Operable group(Function function, Expression[] exps, String []names,
Expression[] sortExps, String []sortNames,
Expression[] newExps, String []newNames, String opt, Context ctx) {
Groups op = new Groups(function, exps, names, sortExps, sortNames, newExps, newNames, opt, ctx);
return addOperation(op, ctx);
}
/**
* ???Ӽ???
* @param function ?????ĺ???????
* @param fkNames ????ֶ???????
* @param timeFkNames ʱ???????????
* @param codes ά??????
* @param exps ά??????????
* @param timeExps ά????ʱ????¼?????
* @param opt ѡ??
*/
public Operable switchFk(Function function, String[] fkNames, String[] timeFkNames, Sequence[] codes, Expression[] exps, Expression[] timeExps, String opt, Context ctx) {
Switch op = new Switch(function, fkNames, timeFkNames, codes, exps, timeExps, opt);
return addOperation(op, ctx);
}
}