Add BOM generation from within the app.

This commit is contained in:
Mark Milligan 2021-01-29 17:23:41 -06:00
parent fa606cce84
commit 1a1acb9cbc
16 changed files with 528 additions and 26 deletions

View File

@ -51,7 +51,8 @@ public class CurrentMonitor {
public void stop() {
stopMonitoring();
ConcurrencyUtils.sleep(1000);
executor.shutdownNow();
executor.shutdown();
ConcurrencyUtils.sleep(1000);
chips.clear();
pins.clear();
gpio.shutdown();

View File

@ -130,7 +130,7 @@ public class MonitorApp {
case Restart:
LOG.info("Restarting Current Monitor...");
try {
Runtime.getRuntime().exec("service currentmonitor restart");
Runtime.getRuntime().exec("echo \"sudo systemctl restart currentmonitor\" | at now + 1 minute");
} catch (IOException _e) {
LOG.error("Exception occurred while trying to restart", _e);
}
@ -138,7 +138,7 @@ public class MonitorApp {
case Reboot:
LOG.info("Rebooting Pi...");
try {
Runtime.getRuntime().exec("reboot now");
Runtime.getRuntime().exec("sudo reboot now");
} catch (IOException _e) {
LOG.error("Exception occurred while trying to reboot", _e);
}
@ -339,9 +339,9 @@ public class MonitorApp {
if (CollectionUtils.length(jar) == DaoSerializer.getInteger(meta, "size") && NullUtils.isEqual(DigestUtils.md5Hex(jar), DaoSerializer.getString(meta, "checksum"))) {
LOG.info("Update downloaded, writing jar and restarting...");
ResourceLoader.writeFile(WORKING_DIR + "lantern-currentmonitor.jar", jar);
ConcurrencyUtils.sleep(5000);
ConcurrencyUtils.sleep(10000);
try {
Runtime.getRuntime().exec("service currentmonitor restart");
Runtime.getRuntime().exec("echo \"sudo systemctl restart currentmonitor\" | at now + 1 minute");
} catch (IOException _e) {
LOG.error("Exception occurred while trying to restart", _e);
}
@ -375,9 +375,9 @@ public class MonitorApp {
else if (NullUtils.isEqual(command, "extend_filesystem")) {
LOG.info("Extending filesystem and rebooting");
try {
Runtime.getRuntime().exec("raspi-config --expand-rootfs");
ConcurrencyUtils.sleep(3000);
Runtime.getRuntime().exec("reboot");
Runtime.getRuntime().exec("sudo raspi-config --expand-rootfs");
ConcurrencyUtils.sleep(5000);
Runtime.getRuntime().exec("sudo reboot now");
} catch (IOException _e) {
LOG.error("Exception occurred while trying to extend filesystem", _e);
}
@ -386,7 +386,7 @@ public class MonitorApp {
else if (NullUtils.isEqual(command, "restart")) {
LOG.info("Restarting...");
try {
Runtime.getRuntime().exec("service currentmonitor restart");
Runtime.getRuntime().exec("echo \"sudo systemctl restart currentmonitor\" | at now + 1 minute");
} catch (IOException _e) {
LOG.error("Exception occurred while trying to restart", _e);
}

View File

@ -188,8 +188,10 @@ public class MongoCurrentMonitorDao implements CurrentMonitorDao {
public void putConfig(BreakerConfig _config) {
DaoQuery configQuery = new DaoQuery("_id", String.valueOf(_config.getAccountId()));
BreakerConfig oldConfig = proxy.queryOne(BreakerConfig.class, configQuery);
if (oldConfig != null)
proxy.delete(BreakerGroup.class, DaoQuery.in("_id", oldConfig.getAllBreakerGroupIds()));
if (oldConfig != null) {
proxy.saveEntity("config_archive", DaoSerializer.toDaoEntity(oldConfig));
_config.setVersion(oldConfig.getVersion() + 1);
}
proxy.save(_config);
}

View File

@ -17,6 +17,7 @@ public class BreakerConfig {
private List<BreakerPanel> panels;
private List<BreakerHub> breakerHubs;
private List<BreakerGroup> breakerGroups;
private int version;
public BreakerConfig() {
}
@ -65,6 +66,14 @@ public class BreakerConfig {
breakerGroups = _breakerGroups;
}
public int getVersion() {
return version;
}
public void setVersion(int _version) {
version = _version;
}
public List<Breaker> getAllBreakers() {
List<Breaker> allBreakers = new ArrayList<>();
for (BreakerGroup g : CollectionUtils.makeNotNull(breakerGroups)) {

View File

@ -0,0 +1,78 @@
package com.lanternsoftware.datamodel.currentmonitor.bom;
import com.lanternsoftware.datamodel.currentmonitor.Breaker;
import com.lanternsoftware.datamodel.currentmonitor.BreakerConfig;
import com.lanternsoftware.util.CollectionUtils;
import com.lanternsoftware.util.csv.CSV;
import com.lanternsoftware.util.dao.DaoSerializer;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.atomic.AtomicInteger;
public class BOM {
List<LineItem> lineItems;
public static BOM fromConfig(BreakerConfig _config) {
BOM bom = new BOM();
bom.setLineItems(new ArrayList<>());
int hubCnt = (int)Math.ceil(CollectionUtils.size(_config.getAllBreakers())/15.0);
bom.getLineItems().add(new LineItem("Lantern Power Monitor Case", "LPMC1", "https://github.com/MarkBryanMilligan/LanternPowerMonitor/tree/main/case", 0.10, 3.00, hubCnt));
bom.getLineItems().add(new LineItem("Lantern Power Monitor Case Lid", "LPMCL1", "https://github.com/MarkBryanMilligan/LanternPowerMonitor/tree/main/case", 0.10, 2.00, hubCnt));
bom.getLineItems().add(new LineItem("Lantern Power Monitor Soldering Jig", "LPMSJ1", "https://github.com/MarkBryanMilligan/LanternPowerMonitor/tree/main/case", 0.10, 4.00, 1));
bom.getLineItems().add(new LineItem("Lantern Power Monitor PCB", "LPMPCB1", "https://github.com/MarkBryanMilligan/LanternPowerMonitor/tree/main/pcb", 1.00, 5.00, hubCnt));
bom.getLineItems().add(new LineItem("Raspberry Pi 3 Model A+", "3A+", "https://www.raspberrypi.org/products/raspberry-pi-3-model-a-plus/", 25.0, 35.0, hubCnt));
bom.getLineItems().add(new LineItem("Jameco 12V AC/AC Adapter", "10428", "https://www.jameco.com/z/ACU120100Z9121-Jameco-Reliapro-AC-to-AC-Wall-Adapter-Transformer-12-Volt-AC-1000mA-Black-Straight-3-5mm-Male-Plug_10428.html", 10.95, 15.00, hubCnt));
bom.getLineItems().add(new LineItem("16gb memory card", "P-SDU16GU185GW-GE", "https://www.microcenter.com/product/486146/micro-center-16gb-microsdhc-class-10-flash-memory-card", 4.00, 5.00, hubCnt));
bom.getLineItems().add(new LineItem("40-pin GPIO header", "C169819", "https://lcsc.com/product-detail/Pin-Header-Female-Header_Ckmtw-Shenzhen-Cankemeng-C169819_C169819.html", 0.36, 0.80, hubCnt));
bom.getLineItems().add(new LineItem("MCP3008", "MCP3008-I-P", "https://www.digikey.com/en/products/detail/microchip-technology/MCP3008-I-P/319422", 2.41, 4.00, hubCnt*2));
bom.getLineItems().add(new LineItem("10uF 25V 4*5 Capacitor", "C43846", "https://lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_CX-Dongguan-Chengxing-Elec-10uF-25V-4-5_C43846.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("22uF 25V 4*7 Capacitor", "C43840", "https://lcsc.com/product-detail/Aluminum-Electrolytic-Capacitors-Leaded_CX-Dongguan-Chengxing-Elec-22uF-25V-4-7_C43840.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("10KΩ Resistor", "C385441", "https://lcsc.com/product-detail/Metal-Film-Resistor-TH_TyoHM-RN1-2WS10K%CE%A9FT-BA1_C385441.html", 0.01, 0.10, hubCnt*2));
bom.getLineItems().add(new LineItem("12KΩ Resistor", "C385449", "https://lcsc.com/product-detail/Metal-Film-Resistor-TH_TyoHM-RN1-2WS12K%CE%A9FT-BA1_C385449.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("180KΩ Resistor", "C385460", "https://lcsc.com/product-detail/Metal-Film-Resistor-TH_TyoHM-RN1-2WS180K%CE%A9FT-BA1_C385460.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("33KΩ Resistor", "C385498", "https://lcsc.com/product-detail/Metal-Film-Resistor-TH_TyoHM-RN1-2WS33K%CE%A9FT-BA1_C385498.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("68KΩ Resistor", "C385541", "https://lcsc.com/product-detail/Metal-Film-Resistor-TH_TyoHM-RN1-2WS68K%CE%A9FT-BA1_C385541.html", 0.01, 0.10, hubCnt));
bom.getLineItems().add(new LineItem("3.5mm Headphone Jack", "PJ-3583-B", "https://lcsc.com/product-detail/Audio-Video-Connectors_XKB-Enterprise-PJ-3583-B_C397337.html", 0.16, 0.25, hubCnt*16));
bom.getLineItems().add(new LineItem("M2.5x10mm Cap Screw", "A15120300ux0225", "https://www.amazon.com/gp/product/B01B1OD7IK", 0.10, 0.20, hubCnt*8));
bom.getLineItems().add(new LineItem("M2.5x11mm Female x Female Standoff", "", "https://www.ebay.com/itm/50pcs-M2-5-Female-Hex-Screw-Brass-PCB-Standoffs-Hexagonal-Spacers/172746413434", 0.15, 0.25, hubCnt*4));
bom.getLineItems().add(new LineItem("M2.5x12mm Female x Male Standoff", "", "https://www.ebay.com/itm/M2-5-2-5mm-Thread-6mm-Brass-Standoff-Spacer-Male-x-Female-20-50pcs-New/283432513974", 0.15, 0.25, hubCnt*4));
Map<Integer, AtomicInteger> ctCnts = new TreeMap<>();
for (Breaker breaker : CollectionUtils.makeNotNull(_config.getAllBreakers())) {
if (breaker.getSizeAmps() <= 20)
ctCnts.computeIfAbsent(20, (_k)->new AtomicInteger(0)).getAndIncrement();
else if (breaker.getSizeAmps() <= 30)
ctCnts.computeIfAbsent(30, (_k)->new AtomicInteger(0)).getAndIncrement();
else
ctCnts.computeIfAbsent(50, (_k)->new AtomicInteger(0)).getAndIncrement();
}
for (Map.Entry<Integer, AtomicInteger> ctCnt : ctCnts.entrySet()) {
bom.getLineItems().add(new LineItem(String.format("%d Amp Current Transformer", ctCnt.getKey()), String.format("SCT-013-0%d", ctCnt.getKey()), "N/A", 5.00, 7.00, ctCnt.getValue().get()));
}
return bom;
}
public List<LineItem> getLineItems() {
return lineItems;
}
public void setLineItems(List<LineItem> _lineItems) {
lineItems = _lineItems;
}
public CSV toCsv(boolean _includePrices) {
double selfCost = CollectionUtils.sum(CollectionUtils.transform(lineItems, _l->_l.getListCost()*_l.getQuantity()));
double shippedCost = CollectionUtils.sum(CollectionUtils.transform(lineItems, _l->_l.getOrderCost()*_l.getQuantity()));
List<String> headers = CollectionUtils.asArrayList("Item Name", "Part Number", "URL", "Quantity Required", "~Self-Source Unit Price", "Shipped Unit Price", "~Self-Source Total Price", "Shipped Total Price");
List<List<String>> rows = CollectionUtils.transform(lineItems, _l->CollectionUtils.asArrayList(_l.getName(), _l.getPartNumber(), _l.getUrl(), DaoSerializer.toString(_l.getQuantity()), String.format("$%.2f", _l.getListCost()), String.format("$%.2f", _l.getOrderCost()), String.format("$%.2f", _l.getListCost() * _l.getQuantity()), String.format("$%.2f", _l.getOrderCost() * _l.getQuantity())));
if (!_includePrices) {
headers = headers.subList(0, 4);
rows = CollectionUtils.transform(rows, _r->_r.subList(0, 4));
}
else
rows.add(CollectionUtils.asArrayList("Total", "", "", "", "", "", String.format("$%.2f", selfCost), String.format("$%.2f", shippedCost)));
return new CSV(headers, rows, headers.size());
}
}

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@ -0,0 +1,70 @@
package com.lanternsoftware.datamodel.currentmonitor.bom;
public class LineItem {
private String name;
private String partNumber;
private String url;
private double listCost;
private double orderCost;
private int quantity;
public LineItem() {
}
public LineItem(String _name, String _partNumber, String _url, double _listCost, double _orderCost, int _quantity) {
name = _name;
partNumber = _partNumber;
url = _url;
listCost = _listCost;
orderCost = _orderCost;
quantity = _quantity;
}
public String getName() {
return name;
}
public void setName(String _name) {
name = _name;
}
public String getPartNumber() {
return partNumber;
}
public void setPartNumber(String _partNumber) {
partNumber = _partNumber;
}
public String getUrl() {
return url;
}
public void setUrl(String _url) {
url = _url;
}
public double getListCost() {
return listCost;
}
public void setListCost(double _listCost) {
listCost = _listCost;
}
public double getOrderCost() {
return orderCost;
}
public void setOrderCost(double _orderCost) {
orderCost = _orderCost;
}
public int getQuantity() {
return quantity;
}
public void setQuantity(int _quantity) {
quantity = _quantity;
}
}

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@ -35,6 +35,7 @@ public class BreakerConfigSerializer extends AbstractDaoSerializer<BreakerConfig
d.put("panels", DaoSerializer.toDaoEntities(_o.getPanels(), DaoProxyType.MONGO));
d.put("breaker_hubs", DaoSerializer.toDaoEntities(_o.getBreakerHubs(), DaoProxyType.MONGO));
d.put("breaker_groups", DaoSerializer.toDaoEntities(_o.getBreakerGroups(), DaoProxyType.MONGO));
d.put("version", _o.getVersion());
return d;
}
@ -47,6 +48,7 @@ public class BreakerConfigSerializer extends AbstractDaoSerializer<BreakerConfig
o.setPanels(DaoSerializer.getList(_d, "panels", BreakerPanel.class));
o.setBreakerHubs(DaoSerializer.getList(_d, "breaker_hubs", BreakerHub.class));
o.setBreakerGroups(DaoSerializer.getList(_d, "breaker_groups", BreakerGroup.class));
o.setVersion(DaoSerializer.getInteger(_d, "version"));
return o;
}
}

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@ -1,7 +1,8 @@
package com.lanternsoftware.currentmonitor.servlet;
import com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeTokenRequest;
import com.google.api.client.googleapis.auth.oauth2.GoogleIdToken;
import com.google.api.client.googleapis.auth.oauth2.GoogleIdTokenVerifier;
import com.google.api.client.googleapis.auth.oauth2.GoogleTokenResponse;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.jackson2.JacksonFactory;
import com.lanternsoftware.currentmonitor.context.Globals;
@ -18,14 +19,19 @@ import org.slf4j.LoggerFactory;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Collections;
@WebServlet("/auth/*")
public class AuthServlet extends CMServlet {
private static final NetHttpTransport transport = new NetHttpTransport();
private static final JacksonFactory jsonFactory = new JacksonFactory();
private static final Logger logger = LoggerFactory.getLogger(AuthServlet.class);
private static final String googleSsoKey = ResourceLoader.loadFileAsString(LanternFiles.OPS_PATH + "google_sso_key.txt");
private static final String googleClientId;
private static final String googleClientSecret;
static {
DaoEntity google = DaoSerializer.parse(ResourceLoader.loadFileAsString(LanternFiles.OPS_PATH + "google_sso.txt"));
googleClientId = DaoSerializer.getString(google, "id");
googleClientSecret = DaoSerializer.getString(google, "secret");
}
@Override
protected void doGet(HttpServletRequest _req, HttpServletResponse _rep) {
@ -33,20 +39,21 @@ public class AuthServlet extends CMServlet {
if (NullUtils.isEmpty(authCode)) {
BasicAuth auth = new BasicAuth(_req);
if (NullUtils.isEqual(auth.getUsername(), "googlesso")) {
GoogleIdTokenVerifier verifier = new GoogleIdTokenVerifier.Builder(transport, jsonFactory).setAudience(Collections.singletonList(googleSsoKey)).build();
logger.info("Attempting google SSO");
try {
GoogleIdToken idToken = verifier.verify(auth.getPassword());
GoogleTokenResponse tokenResponse = new GoogleAuthorizationCodeTokenRequest(transport, jsonFactory, "https://oauth2.googleapis.com/token", googleClientId, googleClientSecret, auth.getPassword(), "").execute();
if (tokenResponse != null) {
GoogleIdToken idToken = tokenResponse.parseIdToken();
if (idToken != null) {
GoogleIdToken.Payload payload = idToken.getPayload();
String email = payload.getEmail();
authCode = Globals.dao.getAuthCodeForEmail(email, DateUtils.fromTimeZoneId(_req.getHeader("timezone")));
logger.info("Successfully received google id token");
authCode = Globals.dao.getAuthCodeForEmail(idToken.getPayload().getEmail(), DateUtils.fromTimeZoneId(_req.getHeader("timezone")));
logger.info("Auth code for google user is valid: " + (authCode != null));
}
}
catch (Exception _e) {
logger.error("Failed to validate google auth token", _e);
} catch (Exception _e) {
logger.error("Failed to validate google auth code", _e);
}
}
else
} else
authCode = Globals.dao.authenticateAccount(auth.getUsername(), auth.getPassword());
}
DaoEntity rep = new DaoEntity("auth_code", authCode);

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@ -0,0 +1,38 @@
package com.lanternsoftware.currentmonitor.servlet;
import com.lanternsoftware.currentmonitor.context.Globals;
import com.lanternsoftware.datamodel.currentmonitor.BreakerConfig;
import com.lanternsoftware.datamodel.currentmonitor.bom.BOM;
import com.lanternsoftware.util.CollectionUtils;
import com.lanternsoftware.util.csv.CSVWriter;
import com.lanternsoftware.util.dao.DaoEntity;
import com.lanternsoftware.util.dao.DaoQuery;
import com.lanternsoftware.util.dao.DaoSerializer;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet("/bom/*")
public class BomServlet extends CMServlet {
@Override
protected void doGet(HttpServletRequest _req, HttpServletResponse _rep) {
String[] path = path(_req);
if (CollectionUtils.size(path) < 1){
_rep.setStatus(401);
return;
}
DaoEntity id = CollectionUtils.getFirst(Globals.dao.getProxy().queryForEntities("bom", new DaoQuery("_id", path[0])));
int acctId = DaoSerializer.getInteger(id, "acct_id");
if (acctId == 0) {
_rep.setStatus(401);
return;
}
BreakerConfig config = Globals.dao.getConfig(acctId);
if (config == null) {
_rep.setStatus(401);
return;
}
setResponseEntity(_rep, "text/csv",CSVWriter.toByteArray(BOM.fromConfig(config).toCsv(false)));
}
}

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@ -0,0 +1,23 @@
package com.lanternsoftware.currentmonitor.servlet;
import com.lanternsoftware.currentmonitor.context.Globals;
import com.lanternsoftware.datamodel.currentmonitor.AuthCode;
import com.lanternsoftware.util.dao.DaoEntity;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet("/generateBom")
public class GenerateBomServlet extends SecureServlet {
@Override
protected void get(AuthCode _authCode, HttpServletRequest _req, HttpServletResponse _rep) {
AuthCode authCode = Globals.dao.decryptAuthCode(_req.getHeader("auth_code"));
if (authCode == null) {
_rep.setStatus(401);
return;
}
String id = Globals.dao.getProxy().saveEntity("bom", new DaoEntity("acct_id", authCode.getAccountId()));
jsonResponse(_rep, new DaoEntity("link", "bom/" + id));
}
}

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@ -3,4 +3,6 @@ package com.lanternsoftware.util;
public abstract class LanternFiles {
public static final String SOURCE_PATH = "C:\\lantern\\wc\\opensource\\LanternPowerMonitor\\";
public static final String OPS_PATH = "D:\\zwave\\";
// public static final String OPS_PATH = "D:\\zwave\\linux\\";
// public static final String OPS_PATH = "/opt/tomcat/";
}

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@ -0,0 +1,32 @@
package com.lanternsoftware.util.csv;
import com.lanternsoftware.util.CollectionUtils;
import com.lanternsoftware.util.NullUtils;
import com.lanternsoftware.util.ResourceLoader;
public abstract class CSVWriter {
public static void writeCSV(CSV _csv, String _file) {
ResourceLoader.writeFile(_file, toString(_csv));
}
public static String toString(CSV _csv) {
StringBuilder out = new StringBuilder();
if (CollectionUtils.isNotEmpty(_csv.getHeaders())) {
out.append(CollectionUtils.transformToCommaSeparated(_csv.getHeaders(), _h -> "\"" + _h + "\""));
out.append("\r\n");
}
for (int r = 0; r < _csv.rows; r++) {
for (int c = 0; c < _csv.getColumns(); c++) {
if (c > 0)
out.append(",");
out.append(_csv.cell(r, c));
}
out.append("\r\n");
}
return out.toString();
}
public static byte[] toByteArray(CSV _csv) {
return NullUtils.toByteArray(toString(_csv));
}
}

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@ -0,0 +1,60 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.lanternsoftware.util</groupId>
<artifactId>lantern-util-excel</artifactId>
<name>lantern-util-excel</name>
<version>1.0.0</version>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>com.lanternsoftware.util</groupId>
<artifactId>lantern-util-common</artifactId>
<version>1.0.0</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>5.0.0</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.2</version>
<executions>
<execution>
<goals>
<goal>testCompile</goal>
</goals>
<phase>compile</phase>
</execution>
</executions>
<configuration>
<optimize>true</optimize>
<showDeprecation>true</showDeprecation>
<encoding>UTF-8</encoding>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-source-plugin</artifactId>
<version>3.2.1</version>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>jar</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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@ -0,0 +1,177 @@
package com.lanternsoftware.util.excel;
import com.lanternsoftware.util.CollectionUtils;
import com.lanternsoftware.util.NullUtils;
import com.lanternsoftware.util.csv.CSV;
import org.apache.commons.io.IOUtils;
import org.apache.poi.ss.usermodel.BorderStyle;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.ss.usermodel.Font;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.util.SheetUtil;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
public abstract class ExcelWriter {
private static final Logger LOG = LoggerFactory.getLogger(ExcelWriter.class);
public static Workbook toExcel(CSV _csv, String _sSheetName) {
try {
Workbook wb = new XSSFWorkbook();
addSheet(wb, _csv, _sSheetName);
return wb;
} catch (Throwable t) {
LOG.error("Failed to convert CSV to Excel Workbook", t);
return null;
}
}
public static Sheet addSheet(Workbook _wb, CSV _csv, String _sSheetName) {
Font font = _wb.createFont();
font.setBold(true);
font.setFontName("Arial");
CellStyle header = _wb.createCellStyle();
header.setWrapText(false);
header.setBorderBottom(BorderStyle.THIN);
header.setFont(font);
DataFormatter formatter = new DataFormatter();
int defaultCharWidth = SheetUtil.getDefaultCharWidth(_wb);
Map<Integer, Integer> mapHeaderWidths = new HashMap<>();
Set<Integer> setAutoSizedCols = new HashSet<>();
Sheet sh = _wb.createSheet(_sSheetName);
int iHeader = 0;
if (!CollectionUtils.isEmpty(_csv.getHeaders())) {
Row r = sh.createRow(0);
for (int iCol = 0; iCol < _csv.columns; iCol++) {
String sContent = _csv.getHeader(iCol);
Cell cell = r.createCell(iCol);
cell.setCellValue(sContent);
cell.setCellStyle(header);
int iWidth = (int) (SheetUtil.getCellWidth(cell, defaultCharWidth, formatter, false) * 256) + 10;
if (iWidth > 0) {
sh.setColumnWidth(iCol, iWidth);
mapHeaderWidths.put(iCol, iWidth);
}
}
iHeader = 1;
sh.createFreezePane(0, 1);
}
for (int iRow = 0; iRow < _csv.rows; iRow++) {
Row r = sh.createRow(iRow + iHeader);
for (int iCol = 0; iCol < _csv.columns; iCol++) {
String sContent = _csv.cell(iRow, iCol);
Cell cell = r.createCell(iCol);
cell.setCellValue(sContent);
if (NullUtils.isNotEmpty(sContent)) {
if (!setAutoSizedCols.contains(iCol)) {
int iWidth = (int) (SheetUtil.getCellWidth(cell, defaultCharWidth, formatter, false) * 256) + 10;
Integer headerWidth = mapHeaderWidths.get(iCol);
if (headerWidth == null)
headerWidth = 0;
if (iWidth > headerWidth) {
sh.setColumnWidth(iCol, iWidth);
}
setAutoSizedCols.add(iCol);
}
}
}
}
return sh;
}
public static CSV fromExcelFile(String _sPath) {
return fromExcelFile(_sPath, 0);
}
public static CSV fromExcelFile(String _sPath, int _iTabIdx) {
FileInputStream is = null;
try {
is = new FileInputStream(_sPath);
Workbook wb = new XSSFWorkbook(is);
return fromExcel(wb, _iTabIdx);
} catch (Exception e) {
LOG.error("Failed to open Excel Workbook", e);
return null;
} finally {
IOUtils.closeQuietly(is);
}
}
public static CSV fromExcel(Workbook _xls, int _iTabIdx) {
Sheet sh = _xls.getSheetAt(_iTabIdx);
if (sh == null)
return null;
DataFormatter formatter = new DataFormatter();
int iMaxColumns = 0;
List<List<String>> data = new ArrayList<List<String>>();
for (int i = 0; i <= sh.getLastRowNum(); i++) {
Row r = sh.getRow(i);
if (r == null)
continue;
List<String> listColumns = new ArrayList<String>();
for (int c = 0; c < r.getLastCellNum(); c++) {
String sCell = "";
Cell cell = r.getCell(c);
try {
sCell = formatter.formatCellValue(cell);
} catch (Exception e) {
}
listColumns.add(sCell);
}
if (listColumns.size() > iMaxColumns)
iMaxColumns = listColumns.size();
data.add(listColumns);
}
return new CSV(null, data, iMaxColumns);
}
public static byte[] toByteArray(Workbook _wb) {
if (_wb == null)
return null;
ByteArrayOutputStream os = null;
try {
os = new ByteArrayOutputStream();
_wb.write(os);
return os.toByteArray();
} catch (Throwable t) {
LOG.error("Failed to convert Excel Workbook to byte array", t);
return null;
} finally {
IOUtils.closeQuietly(os);
}
}
public static void writeToDisk(Workbook _wb, String _sFileName) {
if (_wb == null)
return;
FileOutputStream os = null;
try {
os = new FileOutputStream(_sFileName);
_wb.write(os);
} catch (Throwable t) {
LOG.error("Failed to write Excel Workbook to disk", t);
} finally {
IOUtils.closeQuietly(os);
}
}
}

View File

@ -91,7 +91,7 @@ public class HttpPool {
}
return null;
}
catch (IOException _e) {
catch (Exception _e) {
LOG.error("Failed to make http request to " + _request.getURI().toString(), _e);
return null;
}

View File

@ -19,6 +19,7 @@
<module>lantern-util-dao</module>
<module>lantern-util-dao-ephemeral</module>
<module>lantern-util-dao-mongo</module>
<module>lantern-util-excel</module>
<module>lantern-util-http</module>
<module>lantern-util-servlet</module>
</modules>