From 900fb0aee0b68cbb88f578f20019738b4416f436 Mon Sep 17 00:00:00 2001 From: Marcin Chrzanowski Date: Mon, 4 Nov 2019 10:27:29 +0100 Subject: Add query language interpreter code --- .../pl/edu/mimuw/cloudatlas/interpreter/Main.java | 247 +++++++++++++++++++++ 1 file changed, 247 insertions(+) create mode 100644 src/main/java/pl/edu/mimuw/cloudatlas/interpreter/Main.java (limited to 'src/main/java/pl/edu/mimuw/cloudatlas/interpreter/Main.java') diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/interpreter/Main.java b/src/main/java/pl/edu/mimuw/cloudatlas/interpreter/Main.java new file mode 100644 index 0000000..a9857ed --- /dev/null +++ b/src/main/java/pl/edu/mimuw/cloudatlas/interpreter/Main.java @@ -0,0 +1,247 @@ +/** + * Copyright (c) 2014, University of Warsaw + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 pl.edu.mimuw.cloudatlas.interpreter; + +import java.io.ByteArrayInputStream; +import java.net.InetAddress; +import java.net.UnknownHostException; +import java.text.ParseException; +import java.util.Arrays; +import java.util.HashSet; +import java.util.List; +import java.util.Scanner; + +import pl.edu.mimuw.cloudatlas.interpreter.query.Yylex; +import pl.edu.mimuw.cloudatlas.interpreter.query.parser; +import pl.edu.mimuw.cloudatlas.model.PathName; +import pl.edu.mimuw.cloudatlas.model.TypePrimitive; +import pl.edu.mimuw.cloudatlas.model.Value; +import pl.edu.mimuw.cloudatlas.model.ValueBoolean; +import pl.edu.mimuw.cloudatlas.model.ValueContact; +import pl.edu.mimuw.cloudatlas.model.ValueDouble; +import pl.edu.mimuw.cloudatlas.model.ValueDuration; +import pl.edu.mimuw.cloudatlas.model.ValueInt; +import pl.edu.mimuw.cloudatlas.model.ValueList; +import pl.edu.mimuw.cloudatlas.model.ValueSet; +import pl.edu.mimuw.cloudatlas.model.ValueString; +import pl.edu.mimuw.cloudatlas.model.ValueTime; +import pl.edu.mimuw.cloudatlas.model.ZMI; + +public class Main { + private static ZMI root; + + public static void main(String[] args) throws Exception { + root = createTestHierarchy(); + Scanner scanner = new Scanner(System.in); + scanner.useDelimiter("\\n"); + while(scanner.hasNext()) + executeQueries(root, scanner.next()); + scanner.close(); + } + + private static PathName getPathName(ZMI zmi) { + String name = ((ValueString)zmi.getAttributes().get("name")).getValue(); + return zmi.getFather() == null? PathName.ROOT : getPathName(zmi.getFather()).levelDown(name); + } + + private static void executeQueries(ZMI zmi, String query) throws Exception { + if(!zmi.getSons().isEmpty()) { + for(ZMI son : zmi.getSons()) + executeQueries(son, query); + Interpreter interpreter = new Interpreter(zmi); + Yylex lex = new Yylex(new ByteArrayInputStream(query.getBytes())); + try { + List result = interpreter.interpretProgram((new parser(lex)).pProgram()); + PathName zone = getPathName(zmi); + for(QueryResult r : result) { + System.out.println(zone + ": " + r); + zmi.getAttributes().addOrChange(r.getName(), r.getValue()); + } + } catch(InterpreterException exception) {} + } + } + + private static ValueContact createContact(String path, byte ip1, byte ip2, byte ip3, byte ip4) + throws UnknownHostException { + return new ValueContact(new PathName(path), InetAddress.getByAddress(new byte[] { + ip1, ip2, ip3, ip4 + })); + } + + private static ZMI createTestHierarchy() throws ParseException, UnknownHostException { + ValueContact violet07Contact = createContact("/uw/violet07", (byte)10, (byte)1, (byte)1, (byte)10); + ValueContact khaki13Contact = createContact("/uw/khaki13", (byte)10, (byte)1, (byte)1, (byte)38); + ValueContact khaki31Contact = createContact("/uw/khaki31", (byte)10, (byte)1, (byte)1, (byte)39); + ValueContact whatever01Contact = createContact("/uw/whatever01", (byte)82, (byte)111, (byte)52, (byte)56); + ValueContact whatever02Contact = createContact("/uw/whatever02", (byte)82, (byte)111, (byte)52, (byte)57); + + List list; + + root = new ZMI(); + root.getAttributes().add("level", new ValueInt(0l)); + root.getAttributes().add("name", new ValueString(null)); + root.getAttributes().add("owner", new ValueString("/uw/violet07")); + root.getAttributes().add("timestamp", new ValueTime("2012/11/09 20:10:17.342")); + root.getAttributes().add("contacts", new ValueSet(TypePrimitive.CONTACT)); + root.getAttributes().add("cardinality", new ValueInt(0l)); + + ZMI uw = new ZMI(root); + root.addSon(uw); + uw.getAttributes().add("level", new ValueInt(1l)); + uw.getAttributes().add("name", new ValueString("uw")); + uw.getAttributes().add("owner", new ValueString("/uw/violet07")); + uw.getAttributes().add("timestamp", new ValueTime("2012/11/09 20:8:13.123")); + uw.getAttributes().add("contacts", new ValueSet(TypePrimitive.CONTACT)); + uw.getAttributes().add("cardinality", new ValueInt(0l)); + + ZMI pjwstk = new ZMI(root); + root.addSon(pjwstk); + pjwstk.getAttributes().add("level", new ValueInt(1l)); + pjwstk.getAttributes().add("name", new ValueString("pjwstk")); + pjwstk.getAttributes().add("owner", new ValueString("/pjwstk/whatever01")); + pjwstk.getAttributes().add("timestamp", new ValueTime("2012/11/09 20:8:13.123")); + pjwstk.getAttributes().add("contacts", new ValueSet(TypePrimitive.CONTACT)); + pjwstk.getAttributes().add("cardinality", new ValueInt(0l)); + + ZMI violet07 = new ZMI(uw); + uw.addSon(violet07); + violet07.getAttributes().add("level", new ValueInt(2l)); + violet07.getAttributes().add("name", new ValueString("violet07")); + violet07.getAttributes().add("owner", new ValueString("/uw/violet07")); + violet07.getAttributes().add("timestamp", new ValueTime("2012/11/09 18:00:00.000")); + list = Arrays.asList(new Value[] { + khaki31Contact, whatever01Contact + }); + violet07.getAttributes().add("contacts", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + violet07.getAttributes().add("cardinality", new ValueInt(1l)); + list = Arrays.asList(new Value[] { + violet07Contact, + }); + violet07.getAttributes().add("members", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + violet07.getAttributes().add("creation", new ValueTime("2011/11/09 20:8:13.123")); + violet07.getAttributes().add("cpu_usage", new ValueDouble(0.9)); + violet07.getAttributes().add("num_cores", new ValueInt(3l)); + violet07.getAttributes().add("has_ups", new ValueBoolean(null)); + list = Arrays.asList(new Value[] { + new ValueString("tola"), new ValueString("tosia"), + }); + violet07.getAttributes().add("some_names", new ValueList(list, TypePrimitive.STRING)); + violet07.getAttributes().add("expiry", new ValueDuration(13l, 12l, 0l, 0l, 0l)); + + ZMI khaki31 = new ZMI(uw); + uw.addSon(khaki31); + khaki31.getAttributes().add("level", new ValueInt(2l)); + khaki31.getAttributes().add("name", new ValueString("khaki31")); + khaki31.getAttributes().add("owner", new ValueString("/uw/khaki31")); + khaki31.getAttributes().add("timestamp", new ValueTime("2012/11/09 20:03:00.000")); + list = Arrays.asList(new Value[] { + violet07Contact, whatever02Contact, + }); + khaki31.getAttributes().add("contacts", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + khaki31.getAttributes().add("cardinality", new ValueInt(1l)); + list = Arrays.asList(new Value[] { + khaki31Contact + }); + khaki31.getAttributes().add("members", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + khaki31.getAttributes().add("creation", new ValueTime("2011/11/09 20:12:13.123")); + khaki31.getAttributes().add("cpu_usage", new ValueDouble(null)); + khaki31.getAttributes().add("num_cores", new ValueInt(3l)); + khaki31.getAttributes().add("has_ups", new ValueBoolean(false)); + list = Arrays.asList(new Value[] { + new ValueString("agatka"), new ValueString("beatka"), new ValueString("celina"), + }); + khaki31.getAttributes().add("some_names", new ValueList(list, TypePrimitive.STRING)); + khaki31.getAttributes().add("expiry", new ValueDuration(-13l, -11l, 0l, 0l, 0l)); + + ZMI khaki13 = new ZMI(uw); + uw.addSon(khaki13); + khaki13.getAttributes().add("level", new ValueInt(2l)); + khaki13.getAttributes().add("name", new ValueString("khaki13")); + khaki13.getAttributes().add("owner", new ValueString("/uw/khaki13")); + khaki13.getAttributes().add("timestamp", new ValueTime("2012/11/09 21:03:00.000")); + list = Arrays.asList(new Value[] {}); + khaki13.getAttributes().add("contacts", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + khaki13.getAttributes().add("cardinality", new ValueInt(1l)); + list = Arrays.asList(new Value[] { + khaki13Contact, + }); + khaki13.getAttributes().add("members", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + khaki13.getAttributes().add("creation", new ValueTime((Long)null)); + khaki13.getAttributes().add("cpu_usage", new ValueDouble(0.1)); + khaki13.getAttributes().add("num_cores", new ValueInt(null)); + khaki13.getAttributes().add("has_ups", new ValueBoolean(true)); + list = Arrays.asList(new Value[] {}); + khaki13.getAttributes().add("some_names", new ValueList(list, TypePrimitive.STRING)); + khaki13.getAttributes().add("expiry", new ValueDuration((Long)null)); + + ZMI whatever01 = new ZMI(pjwstk); + pjwstk.addSon(whatever01); + whatever01.getAttributes().add("level", new ValueInt(2l)); + whatever01.getAttributes().add("name", new ValueString("whatever01")); + whatever01.getAttributes().add("owner", new ValueString("/uw/whatever01")); + whatever01.getAttributes().add("timestamp", new ValueTime("2012/11/09 21:12:00.000")); + list = Arrays.asList(new Value[] { + violet07Contact, whatever02Contact, + }); + whatever01.getAttributes().add("contacts", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + whatever01.getAttributes().add("cardinality", new ValueInt(1l)); + list = Arrays.asList(new Value[] { + whatever01Contact, + }); + whatever01.getAttributes().add("members", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + whatever01.getAttributes().add("creation", new ValueTime("2012/10/18 07:03:00.000")); + whatever01.getAttributes().add("cpu_usage", new ValueDouble(0.1)); + whatever01.getAttributes().add("num_cores", new ValueInt(7l)); + list = Arrays.asList(new Value[] { + new ValueString("rewrite") + }); + whatever01.getAttributes().add("php_modules", new ValueList(list, TypePrimitive.STRING)); + + ZMI whatever02 = new ZMI(pjwstk); + pjwstk.addSon(whatever02); + whatever02.getAttributes().add("level", new ValueInt(2l)); + whatever02.getAttributes().add("name", new ValueString("whatever02")); + whatever02.getAttributes().add("owner", new ValueString("/uw/whatever02")); + whatever02.getAttributes().add("timestamp", new ValueTime("2012/11/09 21:13:00.000")); + list = Arrays.asList(new Value[] { + khaki31Contact, whatever01Contact, + }); + whatever02.getAttributes().add("contacts", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + whatever02.getAttributes().add("cardinality", new ValueInt(1l)); + list = Arrays.asList(new Value[] { + whatever02Contact, + }); + whatever02.getAttributes().add("members", new ValueSet(new HashSet(list), TypePrimitive.CONTACT)); + whatever02.getAttributes().add("creation", new ValueTime("2012/10/18 07:04:00.000")); + whatever02.getAttributes().add("cpu_usage", new ValueDouble(0.4)); + whatever02.getAttributes().add("num_cores", new ValueInt(13l)); + list = Arrays.asList(new Value[] { + new ValueString("odbc") + }); + whatever02.getAttributes().add("php_modules", new ValueList(list, TypePrimitive.STRING)); + + return root; + } +} -- cgit v1.2.3