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format: use google java guidelines
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‎src/main/java/com/qdesrame/openapi/diff/Main.java

Lines changed: 181 additions & 132 deletions
Original file line numberDiff line numberDiff line change
@@ -4,6 +4,8 @@
44
import com.qdesrame.openapi.diff.output.ConsoleRender;
55
import com.qdesrame.openapi.diff.output.HtmlRender;
66
import com.qdesrame.openapi.diff.output.MarkdownRender;
7+
import java.io.File;
8+
import java.io.IOException;
79
import org.apache.commons.cli.*;
810
import org.apache.commons.io.FileUtils;
911
import org.apache.commons.lang3.exception.ExceptionUtils;
@@ -12,144 +14,191 @@
1214
import org.slf4j.Logger;
1315
import org.slf4j.LoggerFactory;
1416

15-
import java.io.File;
16-
import java.io.IOException;
17-
1817
public class Main {
1918

20-
static final Logger logger = LoggerFactory.getLogger(Main.class);
19+
static final Logger logger = LoggerFactory.getLogger(Main.class);
2120

22-
public static void main(String... args) {
23-
Options options = new Options();
24-
options.addOption(Option.builder("h").longOpt("help").desc("print this message").build());
25-
options.addOption(Option.builder().longOpt("version").desc("print the version information and exit").build());
26-
options.addOption(Option.builder().longOpt("state").desc("Only output diff state: no_changes, incompatible, compatible").build());
27-
options.addOption(Option.builder().longOpt("trace").desc("be extra verbose").build());
28-
options.addOption(Option.builder().longOpt("debug").desc("Print debugging information").build());
29-
options.addOption(Option.builder().longOpt("info").desc("Print additional information").build());
30-
options.addOption(Option.builder().longOpt("warn").desc("Print warning information").build());
31-
options.addOption(Option.builder().longOpt("error").desc("Print error information").build());
32-
options.addOption(Option.builder().longOpt("off").desc("No information printed").build());
33-
options.addOption(Option.builder("l").longOpt("log").hasArg().argName("level")
34-
.desc("use given level for log (TRACE, DEBUG, INFO, WARN, ERROR, OFF). Default: ERROR").build());
35-
options.addOption(Option.builder().longOpt("header").hasArgs().numberOfArgs(2).valueSeparator()
36-
.argName("property=value").desc("use given header for authorisation").build());
37-
options.addOption(Option.builder().longOpt("query").hasArgs().numberOfArgs(2).valueSeparator()
38-
.argName("property=value").desc("use query param for authorisation").build());
39-
options.addOption(Option.builder("o").longOpt("output").hasArgs().numberOfArgs(2).valueSeparator()
40-
.argName("format=file").desc("use given format (html, markdown) for output in file").build());
41-
options.addOption(Option.builder().longOpt("markdown").hasArg().argName("file")
42-
.desc("export diff as markdown in given file").build());
43-
options.addOption(Option.builder().longOpt("html").hasArg().argName("file")
44-
.desc("export diff as html in given file").build());
21+
public static void main(String... args) {
22+
Options options = new Options();
23+
options.addOption(Option.builder("h").longOpt("help").desc("print this message").build());
24+
options.addOption(
25+
Option.builder().longOpt("version").desc("print the version information and exit").build());
26+
options.addOption(
27+
Option.builder()
28+
.longOpt("state")
29+
.desc("Only output diff state: no_changes, incompatible, compatible")
30+
.build());
31+
options.addOption(Option.builder().longOpt("trace").desc("be extra verbose").build());
32+
options.addOption(
33+
Option.builder().longOpt("debug").desc("Print debugging information").build());
34+
options.addOption(
35+
Option.builder().longOpt("info").desc("Print additional information").build());
36+
options.addOption(Option.builder().longOpt("warn").desc("Print warning information").build());
37+
options.addOption(Option.builder().longOpt("error").desc("Print error information").build());
38+
options.addOption(Option.builder().longOpt("off").desc("No information printed").build());
39+
options.addOption(
40+
Option.builder("l")
41+
.longOpt("log")
42+
.hasArg()
43+
.argName("level")
44+
.desc("use given level for log (TRACE, DEBUG, INFO, WARN, ERROR, OFF). Default: ERROR")
45+
.build());
46+
options.addOption(
47+
Option.builder()
48+
.longOpt("header")
49+
.hasArgs()
50+
.numberOfArgs(2)
51+
.valueSeparator()
52+
.argName("property=value")
53+
.desc("use given header for authorisation")
54+
.build());
55+
options.addOption(
56+
Option.builder()
57+
.longOpt("query")
58+
.hasArgs()
59+
.numberOfArgs(2)
60+
.valueSeparator()
61+
.argName("property=value")
62+
.desc("use query param for authorisation")
63+
.build());
64+
options.addOption(
65+
Option.builder("o")
66+
.longOpt("output")
67+
.hasArgs()
68+
.numberOfArgs(2)
69+
.valueSeparator()
70+
.argName("format=file")
71+
.desc("use given format (html, markdown) for output in file")
72+
.build());
73+
options.addOption(
74+
Option.builder()
75+
.longOpt("markdown")
76+
.hasArg()
77+
.argName("file")
78+
.desc("export diff as markdown in given file")
79+
.build());
80+
options.addOption(
81+
Option.builder()
82+
.longOpt("html")
83+
.hasArg()
84+
.argName("file")
85+
.desc("export diff as html in given file")
86+
.build());
4587

46-
final String message = "Hello logging!";
47-
// create the parser
48-
CommandLineParser parser = new DefaultParser();
49-
try {
50-
// parse the command line arguments
51-
CommandLine line = parser.parse(options, args);
52-
if (line.hasOption("h")) { // automatically generate the help statement
53-
printHelp(options);
54-
System.exit(0);
55-
}
56-
String logLevel = "ERROR";
57-
if (line.hasOption("off")) {
58-
logLevel = "OFF";
59-
}
60-
if (line.hasOption("error")) {
61-
logLevel = "ERROR";
62-
}
63-
if (line.hasOption("warn")) {
64-
logLevel = "WARN";
65-
}
66-
if (line.hasOption("info")) {
67-
logLevel = "INFO";
68-
}
69-
if (line.hasOption("debug")) {
70-
logLevel = "DEBUG";
71-
}
72-
if (line.hasOption("trace")) {
73-
logLevel = "TRACE";
74-
}
75-
if (line.hasOption("log")) {
76-
logLevel = line.getOptionValue("log");
77-
if (!logLevel.equalsIgnoreCase("TRACE") && !logLevel.equalsIgnoreCase("DEBUG")
78-
&& !logLevel.equalsIgnoreCase("INFO") && !logLevel.equalsIgnoreCase("WARN")
79-
&& !logLevel.equalsIgnoreCase("ERROR") && !logLevel.equalsIgnoreCase("OFF")) {
80-
throw new ParseException(
81-
String.format("Invalid log level. Excepted: [TRACE, DEBUG, INFO, WARN, ERROR, OFF]. Given: %s",
82-
logLevel));
83-
}
84-
}
85-
if (line.hasOption("state")) {
86-
logLevel = "OFF";
87-
}
88-
LogManager.getRootLogger().setLevel(Level.toLevel(logLevel));
89-
90-
if (line.getArgList().size() < 2) {
91-
throw new ParseException("Missing arguments");
92-
}
93-
String oldPath = line.getArgList().get(0);
94-
String newPath = line.getArgList().get(1);
95-
ChangedOpenApi result = OpenApiCompare.fromLocations(oldPath, newPath);
96-
ConsoleRender consoleRender = new ConsoleRender();
97-
if (!logLevel.equals("OFF")) {
98-
System.out.println(consoleRender.render(result));
99-
}
100-
HtmlRender htmlRender = new HtmlRender();
101-
MarkdownRender mdRender = new MarkdownRender();
102-
String output = null;
103-
String outputFile = null;
104-
if (line.hasOption("html")) {
105-
output = htmlRender.render(result);
106-
outputFile = line.getOptionValue("html");
107-
}
108-
if (line.hasOption("markdown")) {
109-
output = mdRender.render(result);
110-
outputFile = line.getOptionValue("markdown");
111-
}
112-
if (line.hasOption("output")) {
113-
String[] outputValues = line.getOptionValues("output");
114-
if (outputValues[0].equalsIgnoreCase("markdown")) {
115-
output = mdRender.render(result);
116-
} else if (outputValues[0].equalsIgnoreCase("html")) {
117-
output = htmlRender.render(result);
118-
} else {
119-
throw new ParseException("Invalid output format");
120-
}
121-
outputFile = outputValues[1];
122-
}
123-
if (output != null && outputFile != null) {
124-
File file = new File(outputFile);
125-
logger.debug("Output file: {}", file.getAbsolutePath());
126-
try {
127-
FileUtils.writeStringToFile(file, output);
128-
} catch (IOException e) {
129-
logger.error("Impossible to write output to file {}", outputFile, e);
130-
System.exit(2);
131-
}
132-
}
133-
if (line.hasOption("state")) {
134-
System.out.println(result.isChanged().getValue());
135-
System.exit(0);
136-
} else {
137-
System.exit(result.isUnchanged() ? 0 : 1);
138-
}
139-
} catch (ParseException e) {
140-
// oops, something went wrong
141-
System.err.println("Parsing failed. Reason: " + e.getMessage());
142-
printHelp(options);
143-
System.exit(2);
144-
} catch (Exception e) {
145-
System.err.println("Unexpected exception. Reason: " + e.getMessage() + "\n" + ExceptionUtils.getStackTrace(e));
146-
System.exit(2);
88+
final String message = "Hello logging!";
89+
// create the parser
90+
CommandLineParser parser = new DefaultParser();
91+
try {
92+
// parse the command line arguments
93+
CommandLine line = parser.parse(options, args);
94+
if (line.hasOption("h")) { // automatically generate the help statement
95+
printHelp(options);
96+
System.exit(0);
97+
}
98+
String logLevel = "ERROR";
99+
if (line.hasOption("off")) {
100+
logLevel = "OFF";
101+
}
102+
if (line.hasOption("error")) {
103+
logLevel = "ERROR";
104+
}
105+
if (line.hasOption("warn")) {
106+
logLevel = "WARN";
107+
}
108+
if (line.hasOption("info")) {
109+
logLevel = "INFO";
110+
}
111+
if (line.hasOption("debug")) {
112+
logLevel = "DEBUG";
113+
}
114+
if (line.hasOption("trace")) {
115+
logLevel = "TRACE";
116+
}
117+
if (line.hasOption("log")) {
118+
logLevel = line.getOptionValue("log");
119+
if (!logLevel.equalsIgnoreCase("TRACE")
120+
&& !logLevel.equalsIgnoreCase("DEBUG")
121+
&& !logLevel.equalsIgnoreCase("INFO")
122+
&& !logLevel.equalsIgnoreCase("WARN")
123+
&& !logLevel.equalsIgnoreCase("ERROR")
124+
&& !logLevel.equalsIgnoreCase("OFF")) {
125+
throw new ParseException(
126+
String.format(
127+
"Invalid log level. Excepted: [TRACE, DEBUG, INFO, WARN, ERROR, OFF]. Given: %s",
128+
logLevel));
147129
}
130+
}
131+
if (line.hasOption("state")) {
132+
logLevel = "OFF";
133+
}
134+
LogManager.getRootLogger().setLevel(Level.toLevel(logLevel));
148135

136+
if (line.getArgList().size() < 2) {
137+
throw new ParseException("Missing arguments");
138+
}
139+
String oldPath = line.getArgList().get(0);
140+
String newPath = line.getArgList().get(1);
141+
ChangedOpenApi result = OpenApiCompare.fromLocations(oldPath, newPath);
142+
ConsoleRender consoleRender = new ConsoleRender();
143+
if (!logLevel.equals("OFF")) {
144+
System.out.println(consoleRender.render(result));
145+
}
146+
HtmlRender htmlRender = new HtmlRender();
147+
MarkdownRender mdRender = new MarkdownRender();
148+
String output = null;
149+
String outputFile = null;
150+
if (line.hasOption("html")) {
151+
output = htmlRender.render(result);
152+
outputFile = line.getOptionValue("html");
153+
}
154+
if (line.hasOption("markdown")) {
155+
output = mdRender.render(result);
156+
outputFile = line.getOptionValue("markdown");
157+
}
158+
if (line.hasOption("output")) {
159+
String[] outputValues = line.getOptionValues("output");
160+
if (outputValues[0].equalsIgnoreCase("markdown")) {
161+
output = mdRender.render(result);
162+
} else if (outputValues[0].equalsIgnoreCase("html")) {
163+
output = htmlRender.render(result);
164+
} else {
165+
throw new ParseException("Invalid output format");
166+
}
167+
outputFile = outputValues[1];
168+
}
169+
if (output != null && outputFile != null) {
170+
File file = new File(outputFile);
171+
logger.debug("Output file: {}", file.getAbsolutePath());
172+
try {
173+
FileUtils.writeStringToFile(file, output);
174+
} catch (IOException e) {
175+
logger.error("Impossible to write output to file {}", outputFile, e);
176+
System.exit(2);
177+
}
178+
}
179+
if (line.hasOption("state")) {
180+
System.out.println(result.isChanged().getValue());
181+
System.exit(0);
182+
} else {
183+
System.exit(result.isUnchanged() ? 0 : 1);
184+
}
185+
} catch (ParseException e) {
186+
// oops, something went wrong
187+
System.err.println("Parsing failed. Reason: " + e.getMessage());
188+
printHelp(options);
189+
System.exit(2);
190+
} catch (Exception e) {
191+
System.err.println(
192+
"Unexpected exception. Reason: "
193+
+ e.getMessage()
194+
+ "\n"
195+
+ ExceptionUtils.getStackTrace(e));
196+
System.exit(2);
149197
}
198+
}
150199

151-
public static void printHelp(Options options) {
152-
HelpFormatter formatter = new HelpFormatter();
153-
formatter.printHelp("openapi-diff <old> <new>", options);
154-
}
200+
public static void printHelp(Options options) {
201+
HelpFormatter formatter = new HelpFormatter();
202+
formatter.printHelp("openapi-diff <old> <new>", options);
203+
}
155204
}

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