After navigating to each link in the webpage,how to get list of all forms with method =post using selenium java

for(WebElement link : driver.findElements(By.xpath("//img[@alt='Online Now!']/../..//a"))){             
            String originalWindow =driver.getWindowHandle();
            System.out.println("Original handle is: "+ originalWindow);
//open link in new window
            act.contextClick(link).perform();
            act.sendKeys("w").perform();

            Thread.sleep(4000);
            for (String newWindow : driver.getWindowHandles())
            {
            driver.switchTo().window(newWindow); 
            System.out.println("NOW THE CURRENT Handle is: "+ newWindow);
            }
            Thread.sleep(2000);
//here write a message              
            driver.close();
            driver.switchTo().window(originalWindow);
}

List<WebElement> allLinks = driver.findElements(By.xpath("//img[@alt='Online Now!']/../..//a"));
//have found links of all online profiles
System.out.println(allLinks.size());
for (WebElement link : allLinks)
{
    String originalWindow =driver.getWindowHandle();
            System.out.println("Original handle is: "+ originalWindow);
//open link in new window
            act.contextClick(link).perform();
            act.sendKeys("w").perform();

            Thread.sleep(4000);
//continue handling new window

driver.navigate().back();
links = driver.findElements(By.cssSelector("#amshopby-page-container > div.category-products > div.products > ul > li > div > h2 > a"));