Thanks to visit codestin.com
Credit goes to github.com

Skip to content

Commit 3c83052

Browse files
PhilippSalvisbergPhilippSalvisberg
committed
convert SnippetMerger to Java, removing Xtend dependencies
1 parent 1909da4 commit 3c83052

1 file changed

Lines changed: 108 additions & 96 deletions

File tree

‎sqldev/src/main/java/org/utplsql/sqldev/snippet/SnippetMerger.java‎

Lines changed: 108 additions & 96 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/**
1+
/*
22
* Copyright 2019 Philipp Salvisberg <[email protected]>
33
*
44
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -25,115 +25,127 @@
2525
import java.nio.file.Files;
2626
import java.nio.file.Path;
2727
import java.nio.file.Paths;
28+
import java.util.logging.Logger;
2829
import java.util.stream.Collectors;
30+
31+
import javax.xml.XMLConstants;
2932
import javax.xml.parsers.DocumentBuilder;
3033
import javax.xml.parsers.DocumentBuilderFactory;
31-
import oracle.dbtools.util.Resource;
32-
import org.eclipse.xtend2.lib.StringConcatenation;
33-
import org.eclipse.xtext.xbase.lib.Exceptions;
34-
import org.eclipse.xtext.xbase.lib.ExclusiveRange;
35-
import org.eclipse.xtext.xbase.lib.Extension;
34+
import javax.xml.parsers.ParserConfigurationException;
35+
36+
import org.utplsql.sqldev.exception.GenericRuntimeException;
3637
import org.utplsql.sqldev.model.XMLTools;
3738
import org.w3c.dom.Document;
3839
import org.w3c.dom.NodeList;
3940
import org.xml.sax.InputSource;
41+
import org.xml.sax.SAXException;
42+
43+
import oracle.dbtools.util.Resource;
4044

41-
@SuppressWarnings("all")
4245
public class SnippetMerger {
43-
@Extension
44-
private final XMLTools xmlTools = new XMLTools();
45-
46-
private File userSnippetsFile;
47-
48-
private String utplsqlSnippets;
49-
50-
public String getUtplsqlSnippetsAsString() throws IOException {
51-
final InputStream stream = this.getClass().getResourceAsStream("/org/utplsql/sqldev/resources/UtplsqlSnippets.xml");
52-
Charset _defaultCharset = Charset.defaultCharset();
53-
InputStreamReader _inputStreamReader = new InputStreamReader(stream, _defaultCharset);
54-
final BufferedReader reader = new BufferedReader(_inputStreamReader);
55-
return reader.lines().collect(Collectors.joining(System.lineSeparator()));
56-
}
57-
58-
public SnippetMerger() {
59-
this(new File(((Resource.RAPTOR_USER.getAbsolutePath() + File.separator) + "UserSnippets.xml")));
60-
}
61-
62-
public SnippetMerger(final File file) {
63-
try {
64-
this.utplsqlSnippets = this.getUtplsqlSnippetsAsString();
65-
this.userSnippetsFile = file;
66-
} catch (Throwable _e) {
67-
throw Exceptions.sneakyThrow(_e);
46+
private static final Logger logger = Logger.getLogger(SnippetMerger.class.getName());
47+
48+
private final XMLTools xmlTools = new XMLTools();
49+
private File userSnippetsFile;
50+
private String utplsqlSnippets;
51+
52+
public String getUtplsqlSnippetsAsString() {
53+
final InputStream stream = getClass()
54+
.getResourceAsStream("/org/utplsql/sqldev/resources/UtplsqlSnippets.xml");
55+
final BufferedReader reader = new BufferedReader(new InputStreamReader(stream, Charset.defaultCharset()));
56+
return reader.lines().collect(Collectors.joining(System.lineSeparator()));
57+
}
58+
59+
public SnippetMerger() {
60+
// works in SQL Developer only, otherwise a ExceptionInInitializerError is thrown
61+
this(new File(Resource.RAPTOR_USER.getAbsolutePath() + File.separator + "UserSnippets.xml"));
62+
}
63+
64+
public SnippetMerger(final File file) {
65+
utplsqlSnippets = getUtplsqlSnippetsAsString();
66+
userSnippetsFile = file;
67+
}
68+
69+
private byte[] readFile(Path path) {
70+
try {
71+
return Files.readAllBytes(path);
72+
} catch (IOException e) {
73+
final String msg = "Cannot read file " + path.toString() + " due to " + e.getMessage() + ".";
74+
logger.severe(() -> msg);
75+
throw new GenericRuntimeException(msg, e);
76+
}
77+
}
78+
79+
private void writeFile(Path path, byte[] bytes) {
80+
try {
81+
Files.write(path, bytes);
82+
} catch (IOException e) {
83+
final String msg = "Cannot write file " + path.toString() + " due to " + e.getMessage() + ".";
84+
logger.severe(() -> msg);
85+
throw new GenericRuntimeException(msg, e);
86+
}
87+
}
88+
89+
private DocumentBuilder createDocumentBuilder() {
90+
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
91+
try {
92+
factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, Boolean.TRUE);
93+
return factory.newDocumentBuilder();
94+
} catch (ParserConfigurationException e) {
95+
final String msg = "Could not create no document builder due to " + e.getMessage() + ".";
96+
logger.severe(() -> msg);
97+
throw new GenericRuntimeException(msg, e);
98+
}
99+
}
100+
101+
private Document parse(final DocumentBuilder builder, final InputSource inputSource) {
102+
try {
103+
return builder.parse(inputSource);
104+
} catch (SAXException | IOException e) {
105+
final String msg = "Could not parse XML input due to " + e.getMessage() + ".";
106+
logger.severe(() -> msg);
107+
throw new GenericRuntimeException(msg, e);
108+
}
68109
}
69-
}
70-
71-
public Path merge() {
72-
try {
73-
Path _xblockexpression = null;
74-
{
110+
111+
public void merge() {
75112
String result = null;
76-
boolean _exists = this.userSnippetsFile.exists();
77-
if (_exists) {
78-
byte[] _readAllBytes = Files.readAllBytes(Paths.get(this.userSnippetsFile.getAbsolutePath()));
79-
final String userSnippets = new String(_readAllBytes);
80-
final DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
81-
StringReader _stringReader = new StringReader(userSnippets);
82-
InputSource _inputSource = new InputSource(_stringReader);
83-
final Document userSnippetsDoc = docBuilder.parse(_inputSource);
84-
StringConcatenation _builder = new StringConcatenation();
85-
_builder.append("/snippets/group[not(@category=\"utPLSQL Annotations\" or @category=\"utPLSQL Expectations\")]");
86-
final NodeList userSnippetsGroups = this.xmlTools.getNodeList(userSnippetsDoc, _builder.toString());
87-
StringReader _stringReader_1 = new StringReader(this.utplsqlSnippets);
88-
InputSource _inputSource_1 = new InputSource(_stringReader_1);
89-
final Document utplsqlSnippetsDoc = docBuilder.parse(_inputSource_1);
90-
StringConcatenation _builder_1 = new StringConcatenation();
91-
_builder_1.append("/snippets/group");
92-
final NodeList utplsqlSnippetsGroups = this.xmlTools.getNodeList(utplsqlSnippetsDoc, _builder_1.toString());
93-
StringConcatenation _builder_2 = new StringConcatenation();
94-
_builder_2.append("<?xml version = \'1.0\' encoding = \'UTF-8\'?>");
95-
_builder_2.newLine();
96-
_builder_2.append("<snippets>");
97-
_builder_2.newLine();
98-
{
99-
int _length = userSnippetsGroups.getLength();
100-
ExclusiveRange _doubleDotLessThan = new ExclusiveRange(0, _length, true);
101-
for(final Integer i : _doubleDotLessThan) {
102-
_builder_2.append(" ");
103-
String _nodeToString = this.xmlTools.nodeToString(userSnippetsGroups.item((i).intValue()), "code");
104-
_builder_2.append(_nodeToString, " ");
105-
_builder_2.newLineIfNotEmpty();
113+
if (userSnippetsFile.exists()) {
114+
// file exists, proper merge required
115+
final String userSnippets = new String(readFile(Paths.get(userSnippetsFile.getAbsolutePath())));
116+
final DocumentBuilder docBuilder = createDocumentBuilder();
117+
final Document userSnippetsDoc = parse(docBuilder, new InputSource(new StringReader(userSnippets)));
118+
final NodeList userSnippetsGroups = xmlTools.getNodeList(userSnippetsDoc,
119+
"/snippets/group[not(@category=\"utPLSQL Annotations\" or @category=\"utPLSQL Expectations\")]");
120+
final Document utplsqlSnippetsDoc = parse(docBuilder, new InputSource(new StringReader(utplsqlSnippets)));
121+
final NodeList utplsqlSnippetsGroups = xmlTools.getNodeList(utplsqlSnippetsDoc, "/snippets/group");
122+
StringBuilder sb = new StringBuilder();
123+
sb.append("<?xml version = '1.0' encoding = 'UTF-8'?>\n");
124+
sb.append("<snippets>\n");
125+
for (int i = 0; i < userSnippetsGroups.getLength(); i++) {
126+
sb.append(" ");
127+
sb.append(xmlTools.nodeToString(userSnippetsGroups.item(i), "code"));
128+
sb.append('\n');
106129
}
107-
}
108-
{
109-
int _length_1 = utplsqlSnippetsGroups.getLength();
110-
ExclusiveRange _doubleDotLessThan_1 = new ExclusiveRange(0, _length_1, true);
111-
for(final Integer i_1 : _doubleDotLessThan_1) {
112-
_builder_2.append(" ");
113-
String _nodeToString_1 = this.xmlTools.nodeToString(utplsqlSnippetsGroups.item((i_1).intValue()), "code");
114-
_builder_2.append(_nodeToString_1, " ");
115-
_builder_2.newLineIfNotEmpty();
130+
for (int i = 0; i < utplsqlSnippetsGroups.getLength(); i ++) {
131+
sb.append(" ");
132+
sb.append(xmlTools.nodeToString(utplsqlSnippetsGroups.item(i), "code"));
133+
sb.append('\n');
116134
}
117-
}
118-
_builder_2.append("</snippets>");
119-
_builder_2.newLine();
120-
result = _builder_2.toString();
135+
sb.append("</snippets>\n");
136+
result = sb.toString();
121137
} else {
122-
result = this.utplsqlSnippets;
138+
// just copy
139+
result = utplsqlSnippets;
123140
}
124-
_xblockexpression = Files.write(Paths.get(this.userSnippetsFile.getAbsolutePath()), result.getBytes());
125-
}
126-
return _xblockexpression;
127-
} catch (Throwable _e) {
128-
throw Exceptions.sneakyThrow(_e);
141+
writeFile(Paths.get(userSnippetsFile.getAbsolutePath()), result.getBytes());
142+
}
143+
144+
public String getTemplate() {
145+
return utplsqlSnippets;
146+
}
147+
148+
public File getFile() {
149+
return userSnippetsFile;
129150
}
130-
}
131-
132-
public String getTemplate() {
133-
return this.utplsqlSnippets;
134-
}
135-
136-
public File getFile() {
137-
return this.userSnippetsFile;
138-
}
139151
}

0 commit comments

Comments
 (0)